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This repository is a clone of Awesome Go but with stars. All repositories are sorted by star count. Stars are updated every day automatically.

Actor Model

Libraries for building actor-based programs.

5265 ProtoActor - Proto Actor - Ultra fast distributed actors for Go, C# and Java/Kotlin.
4024 Ergo - An actor-based Framework with network transparency for creating event-driven architecture in Golang. Inspired by Erlang.
1981 Hollywood - Blazingly fast and light-weight Actor engine written in Golang.
263 Goakt - Fast and Distributed Actor framework using protocol buffers as message for Golang.

Artificial Intelligence

Libraries for building programs that leverage AI.

146350 Ollama - Run large language models locally.
33816 LocalAI - Open Source OpenAI alternative, self-host AI models.
7116 langchaingo - LangChainGo is a framework for developing applications powered by language models.
628 chromem-go - Embeddable vector database for Go with Chroma-like interface and zero third-party dependencies. In-memory with optional persistence.
80 OllamaFarm - Manage, load-balance, and failover packs of Ollamas
fun - The simplest but powerful way to use large language models (LLMs) in Go.

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Audio and Music

Libraries for manipulating audio.

1735 Oto - A low-level library to play sound on multiple platforms.
778 PortAudio - Go bindings for the PortAudio audio I/O library.
377 GoAudio - Native Go Audio Processing Library.
348 id3v2 - ID3 decoding and encoding library for Go.
342 malgo - Mini audio library.
336 flac - Native Go FLAC encoder/decoder with support for FLAC streams.
131 gaad - Native Go AAC bitstream parser.
129 minimp3 - Lightweight MP3 decoder library.
36 gosamplerate - libsamplerate bindings for go.

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Authentication and OAuth

Libraries for implementing authentication schemes.

18867 casbin - Authorization library that supports access control models like ACL, RBAC, and ABAC.
8247 jwt-go - A full featured implementation of JSON Web Tokens (JWT). This library supports the parsing and verification as well as the generation and signing of JWTs.
6097 goth - provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
5642 oauth2 - Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine, and App Engine support.
5064 keto - Open Source (Go) implementation of "Zanzibar: Google's Consistent, Global Authorization System". Ships gRPC, REST APIs, newSQL, and an easy and granular permission language. Supports ACL, RBAC, and other access models.
3993 authboss - Modular authentication system for the web. It tries to remove as much boilerplate and "hard things" as possible so that each time you start a new web project in Go, you can plug it in, configure it, and start building your app without having to build an authentication system each time.
3841 openfga - Implementation of fine-grained authorization based on the "Zanzibar: Google's Consistent, Global Authorization System" paper. Backed by CNCF.
2365 scs - Session Manager for HTTP servers.
2130 jwx - Go module implementing various JWx (JWA/JWE/JWK/JWS/JWT, otherwise known as JOSE) technologies
1927 osin - Golang OAuth2 server library.
1926 loginsrv - JWT login microservice with pluggable backends such as OAuth2 (Github), htpasswd, osiam.
1916 gologin - chainable handlers for login with OAuth1 and OAuth2 authentication providers.
1635 gorbac - provides a lightweight role-based access control (RBAC) implementation in Golang.
1606 oidc - Easy to use OpenID Connect client and server library written for Go and certified by the OpenID Foundation
900 paseto - Golang implementation of Platform-Agnostic Security Tokens (PASETO).
686 jwt - Safe, simple, and fast JSON Web Tokens for Go.
587 go-guardian - Go-Guardian is a golang library that provides a simple, clean, and idiomatic way to create powerful modern API and web authentication that supports LDAP, Basic, Bearer token, and Certificate based authentication.
418 go-jose - Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
363 jwt - Lightweight JSON Web Token (JWT) library.
269 jeff - Simple, flexible, secure, and idiomatic web session management with pluggable backends.
258 gosession - This is quick session for net/http in GoLang. This package is perhaps the best implementation of the session mechanism, or at least it tries to become one.
234 jwt-auth - JWT middleware for Golang http servers with many configuration options.
155 goiabada - An open-source authentication and authorization server supporting OAuth2 and OpenID Connect.
140 otpgen - Library to generate TOTP/HOTP codes.
128 sessionup - Simple, yet effective HTTP session management and identification package.
123 sjwt - Simple jwt generator and parser.
118 session - Go session management for web servers (including support for Google App Engine - GAE).
90 branca - branca token 230 specification implementation for Golang 1.15+.
81 securecookie - Efficient secure cookie encoding/decoding.
78 sessions - Dead simple, highly performant, highly customizable sessions service for go http servers.
75 otpgo - Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.
41 scope - Easily Manage OAuth2 Scopes In Go.
19 cookiestxt - provides a parser of cookies.txt file format.
9 permissions - Library for keeping track of users, login states, and permissions. Uses secure cookies and bcrypt.
6 x509proxy - Library to handle X509 proxy certificates.

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Blockchain

Tools for building blockchains.

49277 go-ethereum - Official Go implementation of the Ethereum protocol.
16566 kubo - A blockchain framework implemented in Go. It provides content-addressable storage which can be used for decentralized storage in DApps. It is based on the IPFS protocol.
7970 lnd - A complete implementation of a Lightning Network node.
6652 cosmos-sdk - A Framework for Building Public Blockchains in the Cosmos Ecosystem.
5815 tendermint - High-performance middleware for transforming a state machine written in any programming language into a Byzantine Fault Tolerant replicated state machine using the Tendermint consensus and blockchain protocols.
1349 solana-go - Go library to interface with Solana JSON RPC and WebSocket interfaces.
973 gno - A comprehensive smart contract suite built with Golang and Gnolang, a deterministic, purpose-built Go variant for blockchains.
761 cometbft - A distributed, Byzantine fault-tolerant, deterministic state machine replication engine. It is a fork of Tendermint Core and implements the Tendermint consensus algorithm.
451 gossamer - A Go implementation of the Polkadot Host.
14 gosemble - A Go-based framework for building Polkadot/Substrate-compatible runtimes.

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Bot Building

Libraries for building and working with bots.

6203 telegram-bot-api - Simple and clean Telegram bot client.
4387 telebot - Telegram bot framework is written in Go.
2001 wayback - A bot for Telegram, Mastodon, Slack, and other messaging platforms archives webpages.
1224 bot - Zero-dependencies Telegram Bot library with additional UI components
736 telego - Telegram Bot API library for Golang with full one-to-one API implementation.
532 arikawa - A library and framework for the Discord API.
405 echotron - An elegant and concurrent library for Telegram Bots in Go.
377 go-twitch-irc - Library to write bots for twitch.tv chat
265 go-sarah - Framework to build a bot for desired chat services including LINE, Slack, Gitter, and more.
198 slack-bot - Ready to use Slack Bot for lazy developers: Custom commands, Jenkins, Jira, Bitbucket, Github...
119 go-tg - Generated from official docs Go client library for accessing Telegram Bot API, with batteries for building complex bots included.
55 slacker - Easy to use framework to create Slack bots.
30 micha - Go Library for Telegram bot api.
go-joe - A general-purpose bot library inspired by Hubot but written in Go.

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Build Automation

Libraries and tools help with build automation.

21011 air - Air - Live reload for Go apps.
13112 Task - simple "Make" alternative.
4460 realize - Go build a system with file watchers and live to reload. Run, build and watch file changes with custom paths.
4382 mage - Mage is a make/rake-like build tool using Go.
1727 mmake - Modern Make.
1302 xc - Task runner with README.md defined tasks, executable markdown.
629 goyek - Create build pipelines in Go.
312 taskctl - Concurrent task runner.
234 1build - Command line tool to frictionlessly manage project-specific commands.
81 gaper - Builds and restarts a Go project when it crashes or some watched file changes.
42 anko - Simple application watcher for multiple programming languages.
13 gob - Gradle/Maven like build tool for Go projects.
gilbert - Build system and task runner for Go projects.

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Command Line

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

33131 bubbletea - Go framework to build terminal apps, based on The Elm Architecture.
19666 fx - Terminal JSON viewer & processor.
13383 termui - Go terminal dashboard based on termbox-go and inspired by 15620 blessed-contrib.
10288 gocui - Minimalist Go library aimed at creating Console User Interfaces.
9249 lipgloss - Declaratively define styles for color, format and layout in the terminal.
6566 bubbles - TUI components for bubbletea.
5384 go-prompt - Library for building a powerful interactive prompt, inspired by 9818 python-prompt-toolkit.
5157 pterm - A library to beautify console output on every platform with many combinable components.
4731 termbox-go - Termbox is a library for creating cross-platform text-based interfaces.
4436 progressbar - Basic thread-safe progress bar that works in every OS.
2848 asciigraph - Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
2847 termdash - Go terminal dashboard based on termbox-go and inspired by 13383 termui.
2443 spinner - Go package to easily provide a terminal spinner with options.
2416 mpb - Multi progress bar for terminal applications.
2130 uiprogress - Flexible library to render progress bars in terminal applications.
1866 termenv - Advanced ANSI style & color support for your terminal applications.
1705 uilive - Library for updating terminal output in real time.
1548 gookit/color - Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
1459 aurora - ANSI terminal colors that support fmt.Printf/Sprintf.
864 go-isatty - isatty for golang.
793 go-colorable - Colorable writer for windows.
741 uitable - Library to improve readability in terminal apps using tabular data.
566 box-cli-maker - Make Highly Customized Boxes for your CLI.
553 gommon/color - Style terminal text.
542 simpletable - Simple tables in a terminal with Go.
505 bubble-table - An interactive table component for bubbletea.
465 chalk - Intuitive package for prettifying terminal/console output.
449 yacspin - Yet Another CLi Spinner package, for working with terminal spinners.
358 tabby - A tiny library for super simple Golang tables.
216 go-colortext - Go library for color output in terminals.
107 cfmt - Contextual fmt inspired by bootstrap color classes.
70 cfmt - Simple and convenient formatted stylized output fully compatible with fmt library.
51 marker - Easiest way to match and mark strings for colorful terminal outputs.
50 ctc - The non-invasive cross-platform terminal color library does not need to modify the Print method.
50 table - Small library for terminal color based tables.
19 go-ataman - Go library for rendering ANSI colored text templates in terminals.
19 go-palette - Go library that provides elegant and convenient style definitions using ANSI colors. Fully compatible & wraps the fmt library for nice terminal layouts.
8 crab-config-files-templating - Dynamic configuration file templating tool for kubernetes manifest or general configuration files.

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Standard CLI

Libraries for building standard or basic Command Line applications.

41100 cobra - Commander for modern Go CLI interactions.
23337 urfave/cli - Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
6057 elvish - An expressive programming language and a versatile interactive shell.
3539 kingpin - Command line and flag parser supporting sub commands (superseded by kong; see below).
2887 Dnote - A simple command line notebook with multi-device sync.
2664 go-flags - go command line option parser.
2593 pflag - Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
2158 go-arg - Struct-based argument parsing in Go.
1366 ops - Unikernel Builder/Orchestrator.
1344 carapace-bin - Multi-shell multi-command argument completer.
1065 liner - Go readline-like library for command-line interfaces.
939 complete - Write bash completions in Go + Go command bash completion.
886 mow.cli - Go library for building CLI applications with sophisticated flag and argument parsing and validation.
862 flaggy - A robust and idiomatic flags package with excellent subcommand support.
738 carapace - Command argument completion generator for spf13/cobra.
729 mkideal/cli - Feature-rich and easy to use command-line package based on golang struct tags.
623 argparse - Command line argument parser inspired by Python's argparse module.
224 wmenu - Easy to use menu structure for cli applications that prompt users to make choices.
219 climax - Alternative CLI with "human face", in spirit of Go command.
193 clîr - A Simple and Clear CLI library. Dependency free.
181 hiboot cli - cli application framework with auto configuration and dependency injection.
176 commandeer - Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
161 sflags - Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin, and other libraries.
148 job - JOB, make your short-term command as a long-term job.
140 cmdr - A POSIX/GNU style, getopt-like command-line UI Go library.
131 teris-io/cli - Simple and complete API for building command line interfaces in Go.
129 ukautz/clif - Small command line interface framework.
127 acmd - Simple, useful, and opinionated CLI package in Go.
121 env - Tag-based environment configuration for structs.
119 readline - Shell library with modern and easy to use UI features.
109 version - Collects and displays CLI version information in multiple formats along with upgrade notice.
96 console Closed-loop application library for Cobra commands, with oh-my-posh prompts, and more.
67 wlog - Simple logging interface that supports cross-platform color and concurrency.
67 command-chain - A go library for configure and run command chains - such as pipelining in unix shells.
66 gocmd - Go library for building command line applications.
62 strumt - Library to create prompt chain.
61 go-getoptions - Go option parser inspired by the flexibility of Perl’s GetOpt::Long.
45 flagvar - A collection of flag argument types for Go's standard flag package.
43 cmd - Extends the standard flag package to support sub commands and more in idiomatic way.
41 mcli - A minimal but very powerful cli library for Go.
41 argv - Go library to split command line string as arguments array using the bash syntax.
29 go-readline-ny - A customizable line-editing library with Emacs keybindings, Unicode support, completion, and syntax highlighting. Used in NYAGOS shell.
27 sand - Simple API for creating interpreters and so much more.
25 hashicorp/cli - Go library for implementing command-line interfaces.
22 carapace-spec - Define simple completions using a spec file.
21 ts - Timestamp convert & compare tool.
8 subcmd - Another approach to parsing and running subcommands. Works alongside the standard flag package.
7 getopt - An accurate Go getopt, validated against the GNU libc implementation.
3 goopt - A declarative, struct-tag based CLI framework for Go, with a broad feature set such as hierarchical commands/flags, i18n, shell completion, and validation.

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Configuration

Libraries for configuration parsing.

28848 viper - Go configuration with fangs.
9511 godotenv - Go port of Ruby's dotenv library (Loads environment variables from .env).
8392 sonic - A blazingly fast JSON serializing & deserializing library.
5622 env - Parse environment variables to Go structs (with defaults).
5261 kelseyhightower/envconfig - Go library for managing configuration data from environment variables.
3512 ini - Go package to read and write INI files.
3306 koanf - Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
2717 kong - Command-line parser with support for arbitrarily complex command-line structures and additional sources of configuration such as YAML, JSON, TOML, etc (successor to kingpin).
1861 cleanenv - Minimalistic configuration reader (from files, ENV, and wherever you want).
843 xdg - Go implementation of the XDG Base Directory Specification and XDG user directories.
645 konfig - Composable, observable and performant config handling for Go for the distributed processing era.
594 aconfig - Simple, useful and opinionated config loader.
558 gookit/config - application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
505 confita - Load configuration in cascade from multiple backends into a struct.
381 fig - Tiny library for reading configuration from a file and from environment variables (with validation & defaults).
365 GoLobby/Config - GoLobby Config is a lightweight yet powerful configuration manager for the Go programming language.
338 config - Cloud native application configuration. Bind ENV to structs in only two lines.
336 hjson - Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
324 konf - The simplest API for reading/watching config from file, env, flag and clouds (e.g. AWS, Azure, GCP).
275 store - Lightweight configuration manager for Go.
244 envconfig - Read your configuration from environment variables.
215 joshbetz/config - Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
192 zerocfg - Zero-effort, concise configuration management that avoids boilerplate and repetitive code, supports multiple sources with priority overrides.
132 harvester - Harvester, a easy to use static and dynamic configuration package supporting seeding, env vars and Consul integration.
118 onion - Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.
108 configuration - Library for initializing configuration structs from env variables, files, flags and 'default' tag.
100 envh - Helpers to manage environment variables.
94 configuro - opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications.
85 hocon - Configuration library for working with the HOCON(a human-friendly JSON superset) format, supports features like environment variables, referencing other values, comments and multiple files.
72 uConfig - Lightweight, zero-dependency, and extendable configuration management.
70 env - A lightweight package for loading environment variables into structs.
68 gofigure - Go application configuration made easy.
62 go-aws-ssm - Go package that fetches parameters from AWS System Manager - Parameter Store.
58 config - configure your app using file, environment variables, or flags in two lines of code
55 configure - Provides configuration through multiple sources, including JSON, flags and environment variables.
50 gone/jconf - Modular JSON configuration. Keep your config structs along with the code they configure and delegate parsing to submodules without sacrificing full config serialization.
47 go-cfg - The library provides a unified way to read configuration data into a structure from various sources, such as env, flags, and configuration files (.json, .yaml, .toml, .env).
43 go-up - A simple configuration library with recursive placeholders resolution and no magic.
42 genv - Read environment variables easily with dotenv support.
40 ingo - Flags persisted in an ini-like config file.
38 confiq - Structured data format to config struct decoder library for Go - supporting multiple data formats
37 mini - Golang package for parsing ini-style configuration files.
36 conflate - Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.
27 bcl - BCL is a configuration language similar to HCL.
22 go-ssm-config - Go utility for loading configuration parameters from AWS SSM (Parameter Store).
20 go-array - A Go package that read or set data from map, slice or json.
18 yamagiconf - The "safe subset" of YAML for Go configs.
18 nasermirzaei89/env - Simple useful package for read environment variables.
17 ini - INI Parser & Write Library, Unmarshal to Struct, Marshal to Json, Write File, watch file.
15 go-ini - A Go package that marshals and unmarshals INI-files.
13 envyaml - Yaml with environment variables reader. it helps to have secrets as environment variable but load them configs as structured Yaml.
12 typenv - Minimalistic, zero dependency, typed environment variables library.
11 go-conf - Simple library for application configuration based on annotated structs. It supports reading the configuration from environment variables, config files and command line parameters.
10 piper - Viper wrapper with config inheritance and key generation.
9 gonfig - Tag-based configuration parser which loads values from different providers into typesafe struct.
8 nfigure - Per-library struct-tag based configuration from command lines (Posix & Go-style); environment, JSON, YAML
8 swap - Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env).
7 hedzr/store - Extensible, high-performance configuration management library, optimized for hierarchical data.
6 env - An environment utility package with support for unmarshaling into structs
6 GoCfg - Config manager with Struct Tags based contracts, custom value providers, parsers, and documentation generation. Customizable yet simple.

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Continuous Integration

Tools for help with continuous integration.

32959 drone - Drone is a Continuous Integration platform built on Docker, written in Go.
5233 woodpecker - Woodpecker is a community fork of the Drone CI system.
4732 CDS - Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.
2566 muffet - Fast website link checker in Go, see 2829 alternatives.
952 abstruse - Abstruse is a distributed CI platform.
790 goveralls - Go integration for Coveralls.io continuous code coverage tracking system.
570 gotestfmt - go test output for humans.
157 go-test-coverage - Tool and GitHub action which reports issues when test coverage is below set threshold.
115 overalls - Multi-Package go project coverprofile for tools like goveralls.
65 gomason - Test, Build, Sign, and Publish your go binaries from a clean workspace.
24 dot - A minimal, local first continuous integration system that uses Docker to run jobs concurrently in stages.
20 roveralls - Recursive coverage testing tool.
17 go-beautiful-html-coverage - A GitHub Action to track code coverage in your pull requests, with a beautiful HTML preview, for free.
17 go-fuzz-action - Use Go 1.18's built-in fuzz testing in GitHub Actions.
17 go-semver-release - Automate the semantic versioning of Git repositories.
Bencher - A suite of continuous benchmarking tools designed to catch performance regressions in CI.

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CSS Preprocessors

Libraries for preprocessing CSS files.

212 go-libsass - Go wrapper to the 100% Sass compatible libsass project.

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Data Integration Frameworks

Frameworks for performing ELT / ETL

8406 Benthos - A message streaming bridge between a range of protocols.
6138 CloudQuery - A high-performance ELT data integration framework with pluggable architecture.
1051 omniparser - A versatile ETL library that parses text input (CSV/txt/JSON/XML/EDI/X12/EDIFACT/etc) in streaming fashion and transforms data into JSON output using data-driven schema.

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Data Structures and Algorithms

Bit-packing and Compression

2731 roaring - Go package implementing compressed bitsets.
232 binpacker - Binary packer and unpacker helps user build custom binary stream.
164 bit - Golang set data structure with bonus bit-twiddling functions.
100 crunch - Go package implementing buffers for handling various datatypes easily.
46 bingo - Fast, zero-allocation, lexicographical-order-preserving packing of native types to bytes.
40 go-ef - A Go implementation of the Elias-Fano encoding.

Bit Sets

1430 bitset - Go package implementing bitsets.
341 bitmap - Dense, zero-allocation, SIMD-enabled bitmap/bitset in Go.

Bloom and Cuckoo Filters

2624 bloom - Go package implementing Bloom filters.
1616 boomfilters - Probabilistic data structures for processing continuous, unbounded streams.
1181 cuckoofilter - Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
301 cuckoo-filter - Cuckoo filter: a comprehensive cuckoo filter, which is configurable and space optimized compared with other implements, and all features mentioned in original paper are available.
147 bloom - Bloom filters implemented in Go.
141 ring - Go implementation of a high performance, thread safe bloom filter.
87 bloom - Golang Bloom filter implementation.
18 bloomfilter - Yet another Bloomfilter implementation in Go, compatible with Java's Guava library.

Data Structure and Algorithm Collections

17014 gods - Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
7816 go-datastructures - Collection of useful, performant, and thread-safe data structures.
1100 gostl - Data structure and algorithm library for go, designed to provide functions similar to C++ STL.
821 algorithms - Algorithms and data structures.CLRS study.

Iterators

191 iter - Go implementation of C++ STL iterators and algorithms.
17 goterator - Iterator implementation to provide map and reduce functionalities.

Maps

See also Database for more complex key-value stores, and Trees for additional ordered map implementations.

96 cmap - a thread-safe concurrent map for go, support using interface{} as key and auto scale up shards.
50 goradd/maps - Go 1.18+ generic map interface for maps; safe maps; ordered maps; ordered, safe maps; etc.
47 dict - Python-like dictionaries (dict) for Go.
10 go-shelve - A persistent, map-like object for the Go programming language. Supports multiple embedded key-value stores.

Miscellaneous Data Structures and Algorithms

3205 gota - Implementation of dataframes, series, and data wrangling methods for Go.
985 hyperloglog - HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
358 go-geoindex - In-memory geo index.
137 go-rquad - Region quadtrees with efficient point location and neighbour finding.
105 gogu - A comprehensive, reusable and efficient concurrent-safe generics utility functions and data structures library.
100 go-rampart - Determine how intervals relate to each other.
93 go-tuple - Generic tuple implementation for Go 1.18+.
83 go-generics - Generic slice, map, set, iterator, and goroutine utilities.
80 fsm - Finite-State Machine package.
70 hide - ID type with marshalling to/from hash to prevent sending IDs to clients.
67 count-min-log - Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
57 concurrent-writer - Highly concurrent drop-in replacement for bufio.Writer.
52 genfuncs - Go 1.18+ generics package inspired by Kotlin's Sequence and Map.
46 go18ds - Go Data Structures using Go 1.18 generics.
38 quadtree - Generic, zero-alloc, 100%-test covered quadtree.
22 slices - Pure, generic functions for slices.
19 gofal - fractional api for Go.

Nullable Types

87 nan - Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers.
46 typ - Null Types, Safe primitive type conversion and fetching value from complex structures.
38 null - Nullable Go types that can be marshalled/unmarshalled to/from JSON.

Queues

5818 hatchet - Distributed, Fault-tolerant task queue.
691 deque - Fast ring-buffer deque (double-ended queue).
427 goconcurrentqueue - Concurrent FIFO queue.
310 queue - Multiple thread-safe, generic queue implementations for Go.
200 deque - A highly optimized double-ended queue.
133 memlog - An easy to use, lightweight, thread-safe and append-only in-memory data structure inspired by Apache Kafka.
dqueue - Simple, in memory, zero dependency and battle tested, thread-safe deferred queue.

Sets

4544 golang-set - Thread-Safe and Non-Thread-Safe high-performance sets for Go.
52 goset - A useful Set collection implementation for Go.
29 set - Simple set data structure implementation in Go using LinkedHashMap.
15 dsu - Disjoint Set data structure implementation in Go.

Text Analysis

10452 bleve - Modern text indexing library for go.
776 trie - Trie implementation in Go.
517 go-edlib - Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode.
421 levenshtein - Implementation to calculate levenshtein distance in Go.
392 go-adaptive-radix-tree - Go implementation of Adaptive Radix Tree.
88 levenshtein - Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
43 ptrie - An implementation of prefix tree.
26 mspm - Multi-String Pattern Matching Algorithm for information retrieval.
7 parsefields - Tools for parse JSON-like logs for collecting unique fields and events.

Trees

286 skiplist - Very fast Go Skiplist implementation.
84 skiplist - Skiplist implementation in Go.
64 treemap - Generic key-sorted map using a red-black tree under the hood.
31 hashsplit - Split byte streams into chunks, and arrange chunks into trees, with boundaries determined by content, not position.
27 treap - Persistent, fast ordered map using tree heaps.
19 merkle - Space-efficient computation of Merkle root hashes and inclusion proofs.

Pipes

58 pipeline - An implementation of pipelines with fan-in and fan-out.
41 ordered-concurrently - Go module that processes work concurrently and returns output in a channel in the order of input.
37 parapipe - FIFO Pipeline which parallels execution on each stage while maintaining the order of messages and results.
11 pipelines - Generic pipeline functions for concurrent processing.

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Database

Caches

Data stores with expiring records, in-memory distributed data stores, or in-memory subsets of file-based databases.

13207 groupcache - Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
7876 BigCache - Efficient key/value cache for gigabytes of data.
6212 ristretto - A high performance memory-bound Go cache.
2694 GCache - Cache library with support for expirable Cache, LFU, LRU and ARC.
2692 gocache - A complete Go cache library with multiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.
2239 fastcache - fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
2176 otter - A high performance lockless cache for Go. Many times faster than Ristretto and friends.
2161 cache2go - In-memory key:value cache which supports automatic invalidation based on timeouts.
1222 sturdyc - A caching library with advanced concurrency features designed to make I/O heavy applications robust and highly performant.
1106 ttlcache - An in-memory cache with item expiration and generics.
495 EchoVault - Embeddable Distributed in-memory data store compatible with Redis clients.
373 cachego - Golang Cache component for multiple drivers.
335 theine - High performance, near optimal in-memory cache with proactive TTL expiration and generics.
243 go-freelru A GC-less, fast and generic LRU hashmap library with optional locking, sharding, eviction and expiration.
225 pocache - Pocache is a minimal cache package which focuses on a preemptive optimistic caching strategy.
193 cache - In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.
160 bcache - Eventually consistent distributed in-memory cache Go library.
157 go-cache - A flexible multi-layer Go caching library to deal with in-memory and shared cache by adopting Cache-Aside pattern.
125 imcache - A generic in-memory cache Go library. It supports expiration, sliding expiration, max entries limit, eviction callbacks and sharding.
98 go-mcache - Fast in-memory key:value store/cache library. Pointer caches.
75 timedmap - Map with expiring key-value pairs.
67 couchcache - RESTful caching micro-service backed by Couchbase server.
47 2q - 2Q in-memory cache implementation.
45 clusteredBigCache - BigCache with clustering support and individual item expiration.
21 icache - A High Performance, Generic, thread-safe, zero-dependency cache package.
13 coherence-go-client - Full implementation of Oracle Coherence cache API for Go applications using gRPC as network transport.
13 gdcache - A pure non-intrusive cache library implemented by golang, you can use it to implement your own distributed cache.
12 nscache - A Go caching framework that supports multiple data source drivers.
12 gocache - A data race free Go ache library with high performance and auto pruge functionality
10 ttlcache - In-memory key value storage with TTL for each record.

Databases Implemented in Go

59440 prometheus - Monitoring system and time series database.
38719 tidb - TiDB is a distributed SQL database. Inspired by the design of Google F1.
35927 Milvus - Milvus is a vector database for embedding management, analytics and search.
31078 cockroach - Scalable, Geo-Replicated, Transactional Datastore.
30318 influxdb - Scalable datastore for metrics, events, and real-time analytics.
21005 dgraph - Scalable, Distributed, Low Latency, High Throughput Graph Database.
18872 dolt - Dolt – It's Git for Data.
16748 rqlite - The lightweight, distributed, relational database built on SQLite.
14754 badger - Fast key-value store in Go.
14516 VictoriaMetrics - fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
10588 DiceDB - An open-source, fast, reactive, in-memory database optimized for modern hardware. Higher throughput and lower median latencies, making it ideal for modern workloads.
8908 bbolt - An embedded key/value database for Go.
8777 immudb - immudb is a lightweight, high-speed immutable database for systems and applications written in Go.
6282 goleveldb - Implementation of the 37866 LevelDB key/value database in Go.
5377 pebble - RocksDB/LevelDB inspired key-value database in Go.
4829 rosedb - An embedded k-v database based on LSM+WAL, supports string, list, hash, set, zset.
4737 buntdb - Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
4124 ledisdb - Ledisdb is a high performance NoSQL like Redis based on LevelDB.
3860 redka - Redis re-implemented with SQLite.
3722 godis - A Golang implemented high-performance Redis server and cluster.
3482 nutsdb - Nutsdb is a simple, fast, embeddable, persistent key/value store written in pure Go. It supports fully serializable transactions and many data structures such as list, set, sorted set.
3042 LinDB - LinDB is a scalable, high performance, high availability distributed time series database.
2725 tiedot - Your NoSQL database powered by Golang.
2206 lotusdb - Fast k/v database compatible with lsm and b+tree.
1520 CovenantSQL - CovenantSQL is a SQL database on blockchain.
1487 column - High-performance, columnar, embeddable in-memory store with bitmap indexing and transactions.
1434 diskv - Home-grown disk-backed key-value store.
1343 pogreb - Embedded key-value store for read-heavy workloads.
1311 Databunker - Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.
1234 objectbox-go - High-performance embedded Object Database (NoSQL) with Go API.
1018 eliasdb - Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
1008 moss - Moss is a simple LSM key-value storage engine written in 100% Go.
763 clover - A lightweight document-oriented NoSQL database written in pure Golang.
419 levigo - Levigo is a Go wrapper for LevelDB.
373 pudge - Fast and simple key/value store written using Go's standard library.
263 Vasto - A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
207 piladb - Lightweight RESTful database engine based on stack data structures.
189 libradb - LibraDB is a simple database with less than 1000 lines of code for learning.
123 unitdb - Fast timeseries database for IoT, realtime messaging applications. Access unitdb with pubsub over tcp or websocket using github.com/unit-io/unitd application.
97 hare - A simple database management system that stores each table as a text file of line-delimited JSON.
40 Coffer - Simple ACID key-value database that supports transactions.
39 rotom - A tiny Redis server built with Golang, compatible with RESP protocols.
19 tempdb - Key-value store for temporary items.
Bitcask - Bitcask is an embeddable, persistent and fast key-value (KV) database written in pure Go with predictable read/write performance, low latency and high throughput thanks to the bitcask on-disk layout (LSM+WAL).

Database Schema Migration

16979 migrate - Database migrations. CLI and Golang library.
12735 bytebase - Safe database schema change and version control for DevOps teams.
8722 goose - Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
7029 atlas - A Database Toolkit. A CLI designed to help companies better work with their data.
6125 dbmate - A lightweight, framework-agnostic database migration tool.
3350 sql-migrate - Database migration tool. Allows embedding migrations into the application using go-bindata.
1492 soda - Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
1328 skeema - Pure-SQL schema management system for MySQL, with support for sharding and external online schema change tools.
1102 gormigrate - Database schema migration helper for Gorm ORM.
1031 goavro - A Go package that encodes and decodes Avro data.
178 migrator - Dead simple Go database migration library.
149 darwin - Database schema evolution library for Go.
122 sqlize - Database migration generator. Allows generate sql migration from model and existing sql by differ them.
86 go-pg-migrations - A Go package to help write migrations with go-pg/pg.
47 avro - Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.
42 schema - Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.
30 go-fixtures - Django style fixtures for Golang's excellent built-in database/sql library.
25 migrator - MySQL database migrator designed to run migrations to your features and manage database schema update with intuitive go code.
17 libschema - Define your migrations separately in each library. Migrations for open source libraries. MySQL & PostgreSQL.
16 gorm-seeder - Simple database seeder for Gorm ORM.
11 go-pg-migrate - CLI-friendly package for go-pg migrations management.
8 godfish - Database migration manager, works with native query language. Support for cassandra, mysql, postgres, sqlite3.

Database Tools

19839 vitess - vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
8945 pgweb - Web-based PostgreSQL database browser.
4787 go-mysql - Go toolset to handle MySQL protocol and replication.
4370 pREST - Simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new.
1368 chproxy - HTTP proxy for ClickHouse database.
1192 pg_timetable - Advanced scheduling for PostgreSQL.
547 rdb - Redis RDB file parser for secondary development and memory analysis.
498 clickhouse-bulk - Collects small inserts and sends big requests to ClickHouse servers.
304 wescale - WeScale is a database proxy designed to enhance the scalability, performance, security, and resilience of your applications.
263 gatewayd - Cloud-native database gateway and framework for building data-driven applications. Like API gateways, for databases.
200 onedump - Database backup from different drivers to different destinations with one command and configuration.
199 octillery - Go package for sharding databases ( Supports every ORM or raw SQL ).
109 dbbench - Database benchmarking tool with support for several databases and scripts.
61 gorm-multitenancy - Multi-tenancy support for GORM managed databases.
35 prep - Use prepared SQL statements without changing your code.
34 dg - A fast data generator that produces CSV files from generated relational data.
28 database-gateway - Running SQL in production with ACLs, logs, and shared links.
20 rwdb - rwdb provides read replica capability for multiple database servers setup.
hasql - Library for accessing multi-host SQL database installations.

SQL Query Builders

Libraries for building and using SQL.

15514 sqlc - Generate type-safe code from SQL.
7504 Squirrel - Go library that helps you build SQL queries.
3837 xo - Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server.
3268 jet - Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.
2535 goqu - Idiomatic SQL builder and query library.
1635 gendry - Non-invasive SQL builder and powerful data binder.
748 Dotsql - Go library that helps you keep sql files in one place and use them with ease.
651 ozzo-dbx - Powerful data retrieval methods as well as DB-agnostic query building capabilities.
429 sqlingo - A lightweight DSL to build SQL in Go.
413 dbq - Zero boilerplate database operations for Go.
281 sqrl - SQL query builder, fork of Squirrel with improved performance.
201 sq - Type-safe SQL builder and struct mapper for Go.
181 buildsqlx - Go database query builder library for PostgreSQL.
180 sqlf - Fast SQL query builder.
172 bqb - Lightweight and easy to learn query builder.
126 igor - Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
94 builq - Easily build SQL queries in Go.
59 godbal - Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
36 gosql - SQL Query builder with better null values support.
35 qry - Tool that generates constants from files with raw SQL queries.
24 Hotcoal - Secure your handcrafted SQL against injection.
16 ormlite - Lightweight package containing some ORM-like features and helpers for sqlite databases.
7 sg - A SQL Gen for generating standard SQLs(supports: CRUD) written in Go.
5 patcher - Powerful SQL Query builder that automatically generates SQL queries from structs.
Squalus - Thin layer over the Go SQL package that makes it easier to perform queries.

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Database Drivers

Interfaces to Multiple Backends

14946 cayley - Graph database with support for multiple backends.
801 gokv - Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more).
320 go-transaction-manager - Transaction manager with multiple adapters (sql, sqlx, gorm, mongo, ...) controls transaction boundaries.
34 dsc - Datastore connectivity for SQL, NoSQL, structured files.
21 dynamo - A simple key-value abstraction to store algebraic and linked-data data types at AWS storage services: AWS DynamoDB and AWS S3.

Relational Database Drivers

14926 go-sql-driver/mysql - MySQL driver for Go.
12133 pgx - PostgreSQL driver supporting features beyond those exposed by database/sql.
9540 pq - Pure Go Postgres driver for database/sql.
8569 go-sqlite3 - SQLite3 driver for go that uses database/sql.
1856 go-mssqldb - Microsoft MSSQL driver for Go.
739 go-sqlite3 - This Go module is compatible with the database/sql driver. It allows embedding SQLite into your application, provides direct access to its C API, supports SQLite VFS, and also includes a GORM driver.
656 sqlhooks - Attach hooks to any database/sql driver.
634 go-oci8 - Oracle driver for go that uses database/sql.
559 godror - Oracle driver for Go, using the ODPI-C driver.
451 Sqinn-Go - SQLite with pure Go.
337 KSQL - A Simple and Powerful Golang SQL Library
279 surrealdb.go - SurrealDB Driver for Go.
243 firebirdsql - Firebird RDBMS SQL driver for Go.
167 ydb-go-sdk - native and database/sql driver YDB (Yandex Database)
165 go-rqlite - A Go client for rqlite, providing easy-to-use abstractions for working with the rqlite API.
148 go-adodb - Microsoft ActiveX Object DataBase driver for go that uses database/sql.
122 avatica - Apache Avatica/Phoenix SQL driver for database/sql.
113 gofreetds - Microsoft MSSQL driver. Go wrapper over FreeTDS.
21 bgc - Datastore Connectivity for BigQuery for go.
17 pig - Simple 12133 pgx wrapper to execute and 1442 scan query results easily.
sqlite - Package sqlite is a sql/database driver using a CGo-free port of the C SQLite3 library.

NoSQL Database Drivers

21069 redis - Redis client for Golang.
9833 redigo - Redigo is a Go client for the Redis database.
8392 mongo-go-driver - Official MongoDB driver for the Go language.
2718 rueidis - Fast Redis RESP3 client with auto pipelining and server-assisted client side caching.
1969 mgo - (unmaintained) MongoDB driver for the Go language that implements a rich and well tested selection of features under a very simple API following standard Go idioms.
1822 gomemcache - memcache client library for the Go programming language.
1654 gorethink - Go language driver for RethinkDB.
1327 qmgo - The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo.
761 mgm - MongoDB model-based ODM for Go (based on official MongoDB driver).
450 aerospike-client-go - Aerospike client in Go language.
445 redeo - Redis-protocol compatible TCP servers/services.
390 neoism - Neo4j client for Golang.
373 gocb - Official Couchbase Go SDK.
343 go-rejson - Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
325 Kivik - Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.
323 go-couchbase - Couchbase client in Go.
201 go-mongox - A Go Mongo library based on the official driver, featuring streamlined document operations, generic binding of structs to collections, built-in CRUD, aggregation, automated field updates, struct validation, hooks, and plugin-based programming.
113 godis - redis client implement by golang, inspired by jedis.
72 arangolite - Lightweight golang driver for ArangoDB.
57 go-pilosa - Go client library for Pilosa.
36 forestdb - Go bindings for ForestDB.
30 goriak - Go language driver for Riak KV.
29 neo4j - Neo4j Rest API Bindings for Golang.
22 gocosmos - REST client and standard database/sql driver for Azure Cosmos DB.
20 gomemcached - A binary Memcached client for Go with support for sharding using consistent hashing, along with SASL.
19 xredis - Typesafe, customizable, clean & easy to use Redis client.
11 godscache - A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
11 asc - Datastore Connectivity for Aerospike for go.
gocql - Go language driver for Apache Cassandra.

Search and Analytic Databases

7475 elastic - Elasticsearch client for Go.
5913 go-elasticsearch - Official Elasticsearch client for Go.
3098 clickhouse-go - ClickHouse SQL client for Go with a database/sql compatibility.
1189 elasticsql - Convert sql to elasticsearch dsl in Go.
1006 zoekt - Fast trigram based code search.
942 elastigo - Elasticsearch client library.
92 skizze - probabilistic data-structures service and storage.
33 effdsl - Elasticsearch query builder for Go.
31 goes - Library to interact with Elasticsearch.

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Date and Time

Libraries for working with dates and times.

5101 carbon - A simple, semantic and developer-friendly time package for golang.
4544 now - Now is a time toolkit for golang.
2090 dateparse - Parse date's without knowing format in advance.
784 carbon - Simple Time extension with a lot of util methods, ported from PHP Carbon library.
504 durafmt - Time duration formatting library for Go.
223 go-persian-calendar - The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
210 gostradamus - A Go package for working with dates.
192 timeutil - Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
168 go-sunrise - Calculate the sunrise and sunset times for a given location.
151 iso8601 - Efficiently parse ISO8601 date-times without regex.
140 date - Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
115 go-str2duration - Convert string to duration. Support time.Duration returned string and more.
83 timespan - For interacting with intervals of time, defined as a start time and a duration.
49 feiertage - Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
29 go-anytime - Parse dates/times like "next dec 22nd at 3pm" and ranges like "from today until next thursday" without knowing the format in advance.
24 kair - Date and Time - Golang Formatting Library.
17 cronrange - Parses Cron-style time range expressions, checks if the given time is within any ranges.
14 approx - A Duration extension supporting parsing/printing durations in days, weeks and years.
13 strftime - C99-compatible strftime formatter.
12 tuesday - Ruby-compatible Strftime function.
10 go-week - An efficient package to work with ISO8601 week dates.
4 go-datebin - A simple datetime parse pkg.

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Distributed Systems

Packages that help with building Distributed Systems.

31404 go-zero - A web and rpc framework. It's born to ensure the stability of the busy sites with resilient design. Builtin goctl greatly improves the development productivity.
27158 go-kit - Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
24584 Kratos - A modular-designed and easy-to-use microservices framework in Go.
22387 go-micro - A distributed systems development framework.
22011 grpc-go - The Go language implementation of gRPC. HTTP/2 based RPC.
17486 NATS - NATS is a simple, secure, and performant communications system for digital systems, services, and devices.
12268 micro - A distributed systems runtime for the cloud and beyond.
8686 raft - Golang implementation of the Raft consensus protocol, by HashiCorp.
8230 rpcx - Distributed pluggable RPC service framework like alibaba Dubbo.
7526 Kitex - A high-performance and strong-extensibility Golang RPC framework that helps developers build microservices. If the performance and extensibility are the main concerns when you develop microservices, Kitex can be a good choice.
6580 lura - Ultra performant API Gateway framework with middlewares.
5811 torrent - BitTorrent client package.
5200 dragonboat - A feature complete and high performance multi-group Raft library in Go.
4404 evans - Evans: more expressive universal gRPC client.
3951 emitter-io - High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
3528 gleam - Fast and scalable distributed map/reduce system written in pure Go and Luajit, combining Go's high concurrency with Luajit's high performance, runs standalone or distributed.
3218 glow - Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
2663 Dragonfly - Provide efficient, stable and secure file distribution and image acceleration based on p2p technology to be the best practice and standard solution in cloud native architectures.
2607 liftbridge - Lightweight, fault-tolerant message streams for NATS.
2328 go-eagle - A Go framework for the API or Microservice with handy scaffolding tools.
2175 sponge - A distributed development framework that integrates automatic code generation, gin and grpc frameworks, base development frameworks.
1633 redis-lock - Simplified distributed locking implementation using Redis.
1573 mochi mqtt - Fully spec compliant, embeddable high-performance MQTT v5/v3 broker for IoT, smarthome, and pubsub.
1262 hprose - Very newbility RPC Library, support 25+ languages now.
1203 go-doudou - A gossip protocol and OpenAPI 3.0 spec based decentralized microservice framework. Built-in go-doudou cli focusing on low-code and rapid dev can power up your productivity.
1065 arpc - More effective network communication, support two-way-calling, notify, broadcast.
1058 K8gb - A cloud native Kubernetes Global Balancer.
1050 rain - BitTorrent client and library.
991 trpc-go - The Go language implementation of tRPC, which is a pluggable, high-performance RPC framework.
878 raft - Go implementation of the Raft consensus protocol, by CoreOS.
853 ringpop-go - Scalable, fault-tolerant application-layer sharding for Go applications.
750 go-health - Library for enabling asynchronous dependency health checks in your service.
739 consistent - Consistent hashing with bounded loads.
709 gorpc - Simple, fast and scalable RPC library for high load.
661 Temporal - Durable execution system for making code fault-tolerant and simple.
619 opentelemetry-go-auto-instrumentation - OpenTelemetry Compile-Time Instrumentation for Golang.
557 go-sundheit - A library built to provide support for defining async service health checks for golang services.
516 digota - grpc ecommerce microservice.
387 go-jump - Port of Google's "Jump" Consistent Hash function.
381 sleuth - Library for master-less p2p auto-discovery and RPC between HTTP services (using 10357 ZeroMQ).
355 jsonrpc - JSON-RPC 2.0 HTTP client implementation.
335 Tarmac - Framework for writing functions, microservices, or monoliths with WebAssembly
332 dht - BitTorrent Kademlia DHT implementation.
187 jsonrpc - The jsonrpc package helps implement of JSON-RPC 2.0.
163 outboxer - Outboxer is a go library that implements the outbox pattern.
106 doublejump - A revamped Google's jump consistent hash.
94 Semaphore - A straightforward (micro) service orchestrator.
86 dot - distributed sync using operational transformation/OT.
78 outbox - Lightweight library for the transactional outbox pattern in Go, not tied to any specific relational database or broker.
73 celeriac - Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
66 capillaries - distributed batch data processing framework.
64 go-mysql-lock - MySQL based distributed lock.
63 flowgraph - flow-based programming package.
49 drmaa - Job submission library for cluster schedulers based on the DRMAA standard.
48 go-pdu - A decentralized identity-based social network.
38 committer - A distributed transactions management system (2PC/3PC implementation).
27 consistenthash - Consistent hashing with configurable replicas.
25 gmsec - A Go distributed systems development framework.
17 dynatomic - A library for using DynamoDB as an atomic counter.
15 failured - adaptive accrual failure detector for distributed systems.
13 bedrock - Provides a minimal, modular and composable foundation for quickly developing services and more use case specific frameworks in Go.
pjrpc - Golang JSON-RPC Server-Client with Protobuf spec.
pglock - PostgreSQL-backed distributed locking implementation.
resgate - Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
dynamolock - DynamoDB-backed distributed locking implementation.

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Dynamic DNS

Tools for updating dynamic DNS records.

1592 GoDNS - A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
262 DDNS - Personal DDNS client with Digital Ocean Networking DNS as backend.
dyndns - Background Go process to regularly and automatically check your IP Address and make updates to (one or many) Dynamic DNS records for Google domains whenever your address changes.

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Email

Libraries and tools that implement email creation and sending.

15047 MailHog - Email and SMTP testing with web and API interface.
7348 Mailpit - Email and SMTP testing tool for developers.
5596 Maddy - All-in-one (SMTP, IMAP, DKIM, DMARC, MTA-STS, DANE) email server
5066 mox - Modern full-featured secure mail server for low-maintenance, self-hosted email.
2908 hermes - Golang package that generates clean, responsive HTML e-mails.
2743 email - A robust and flexible email library for Go.
2208 go-imap - IMAP library for clients and servers.
1400 email-verifier - A Go library for email verification without sending any emails.
1036 go-mail - A simple Go library for sending mails in Go.
1022 SendGrid - SendGrid's Go library for sending email.
732 mailgun-go - Go library for sending mail with the Mailgun API.
678 go-simple-mail - Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.
419 go-message - Streaming library for the Internet Message Format and mail messages.
252 douceur - CSS inliner for your HTML emails.
224 Hectane - Lightweight SMTP client providing an HTTP API.
171 go-premailer - Inline styling for HTML mail in Go.
152 smtpmock - Lightweight configurable multithreaded fake SMTP server. Mimic any SMTP behaviour for your test environment.
143 mailchain - Send encrypted emails to blockchain addresses written in Go.
121 truemail-go - Configurable Golang email validator/verifier. Verify email via Regex, DNS, SMTP and even more.
97 go-dkim - DKIM library, to sign & verify email.
75 smtp - SMTP server protocol state machine.
72 go-email-normalizer - Golang library for providing a canonical representation of email address.
51 go-email-validator - Modular email validator for syntax, disposable, smtp, etc... checking.
19 mailx - Mailx is a library that makes it easier to send email via SMTP. It is an enhancement of the golang standard library net/smtp.
chasquid - SMTP server written in Go.

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Embeddable Scripting Languages

Embedding other languages inside your go code.

9661 FrankenPHP - PHP embedded in Go, with a net/http handler.
6994 expr - Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing.
6651 gopher-lua - Lua 5.1 VM and compiler written in Go.
6280 goja - ECMAScript 5.1(+) implementation in Go.
3669 tengo - Bytecode compiled script language for Go.
3298 go-lua - Port of the Lua 5.2 VM to pure Go.
2611 cel-go - Fast, portable, non-Turing complete expression evaluation with gradual typing.
2497 starlark-go - Go implementation of Starlark: Python-like language with deterministic evaluation and hermetic execution.
1666 metacall - Cross-platform Polyglot Runtime which supports NodeJS, JavaScript, TypeScript, Python, Ruby, C#, WebAssembly, Java, Cobol and more.
1594 Wa/凹语言 - The Wa Programming Language embedded in Go.
1533 go-python - naive go bindings to the CPython C-API.
1525 anko - Scriptable interpreter written in Go.
941 go-php - PHP bindings for Go.
793 gval - A highly customizable expression language written in Go.
778 go-duktape - Duktape JavaScript engine bindings for Go.
675 prolog - Embeddable Prolog.
673 golua - Go bindings for Lua C API.
524 gisp - Simple LISP in Go.
138 gentee - Embeddable scripting programming language.
79 binder - Go to Lua binding library, based on 6651 gopher-lua.
48 ecal - A simple embeddable scripting language which supports concurrent event processing.
41 purl - Perl 5.18.2 embedded in Go.
31 starlet - Go wrapper for 2497 starlark-go that simplifies script execution, offers data conversion, and useful Starlark libraries and extensions.
30 ngaro - Embeddable Ngaro VM implementation enabling scripting in Retro.
goal - An embeddable scripting array language.

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Error Handling

Libraries for handling errors.

2471 go-multierror - Go (golang) package for representing a list of errors as a single error.
2249 errors - Go error library with error portability over the network.
1678 eris - A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.
1257 errorx - A feature rich error package with stack traces, composition of errors and more.
1144 multierr - Package for representing a list of errors as a single error.
1092 tracerr - Golang errors with stack trace and source fragments.
708 oops - Error handling with context, stack trace and source fragments.
461 errlog - Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
359 emperror - Error handling tools and best practices for Go libraries and applications.
284 Fault - An ergonomic mechanism for wrapping errors in order to facilitate structured metadata and context for error values.
200 errors - Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.
73 errors - Drop-in replacement for builtin Go errors. This is a minimal error handling package with custom error types, user friendly messages, Unwrap & Is. With very easy to use and straightforward helper functions.
37 exception - A simple utility package for exception handling with try-catch in Golang.
11 Falcon - A Simple Yet Highly Powerful Package For Error Handling.
7 errors - The most simple error wrapper with awesome performance and minimal memory overhead.
6 errors - Simple golang error handling with classification primitives.
4 metaerr - A library to create your custom error builders producing structured errors with metadata from different sources and optional stacktraces.
errors - Providing errors with a stack trace and optional structured details. Compatible with github.com/pkg/errors API but does not use it internally.

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File Handling

Libraries for handling files and file systems.

7794 pdfcpu - PDF processor.
6267 afero - FileSystem Abstraction System for Go.
4607 gdu - Disk usage analyzer with console interface.
1132 go-wkhtmltopdf - A package to convert an HTML template to a PDF file.
917 notify - File system event notification library with simple API, similar to os/signal.
761 copy - Copy directory recursively.
510 gofs - A cross-platform real-time file synchronization tool out of the box.
344 vfs - A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.
338 afs - Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.
275 iso9660 - A package for reading and creating ISO9660 disk images
269 go-exiftool - Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).
126 go-csv-tag - Load csv file using tag.
118 parquet - Read and write parquet files.
110 checksum - Compute message digest, like MD5, SHA256, SHA1, CRC or BLAKE2s, for large files.
103 skywalker - Package to allow one to concurrently go through a filesystem with ease.
98 fastwalk - Fast parallel directory traversal library (used by 71975 fzf).
75 opc - Load Open Packaging Conventions (OPC) files for Go.
65 gulter - A simple HTTP middleware to automatically handle all your file upload needs
60 baraka - A library to process http file uploads easily.
48 go-gtfs - Load gtfs files in go.
35 flop - File operations library which aims to mirror feature parity with GNU cp.
27 gut/yos - Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links.
25 todotxt - Go library for Gina Trapani's todo.txt files, supports parsing and manipulating of task lists in the 2848 todo.txt format.
24 higgs - A tiny cross-platform Go library to hide/unhide files and directories.
22 go-decent-copy - Copy files for humans.
13 pathtype - Treat paths as their own type instead of using strings.

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Financial

Packages for accounting and finance.

6833 decimal - Arbitrary-precision fixed-point decimal numbers.
5320 ticker - Terminal stock watcher and stock position tracker.
1781 go-money - Implementation of Fowler's Money pattern.
1382 bbgo - A crypto trading bot framework written in Go. Including common crypto exchange API, standard indicators, back-testing and many built-in strategies.
990 ledger - A programmable financial ledger that provides a foundation for money-moving applications.
899 accounting - money and currency formatting for golang.
868 techan - Technical analysis library with advanced market analysis and trading strategies.
594 currency - Handles currency amounts, provides currency information and formatting.
498 orderbook - Matching Engine for Limit Order Book in Golang.
493 ach - A reader, writer, and validator for Automated Clearing House (ACH) files.
185 go-finance - Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
175 decimal - Immutable decimal numbers with panic-free arithmetic.
149 udecimal - High performance, high precision, zero allocation fixed-point decimal library for financial applications.
143 ofxgo - Query OFX servers and/or parse the responses (with example command-line client).
140 sleet - One unified interface for multiple Payment Service Providers (PsP) to process online payment.
136 transaction - Embedded transactional database of accounts, running in multithreaded mode.
115 vat - VAT number validation & EU VAT rates.
94 go-finnhub - Client for stock market, forex and crypto data from finnhub.io. Access real-time financial market data from 60+ stock exchanges, 10 forex brokers, and 15+ crypto exchanges.
88 payme - QR code generator (ASCII & PNG) for SEPA payments.
61 currency - High performant & accurate currency computation package.
38 money - Immutable monetary amounts and exchange rates with panic-free arithmetic.
34 fpmoney - Fast and simple ISO4217 fixed-point decimal money.
32 fpdecimal - Fast and precise serialization and arithmetic for small fixed-point decimals
29 go-finance - Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers.
3 go-nowpayments - Library for the crypto NOWPayments API.
swift - Offline validity check of IBAN (International Bank Account Number) and retrieval of BIC (for some countries).

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Forms

Libraries for working with forms.

1679 nosurf - CSRF protection middleware for Go.
1130 gorilla/csrf - CSRF protection for Go web applications & services.
848 form - Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.
363 httpin - Decode an HTTP request into a custom struct, including querystring, forms, HTTP headers, etc.
325 conform - Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
192 formam - decode form's values into a struct.
142 forms - Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.
78 qs - Go module for encoding structs into URL query parameters.
43 checker - Checker helps validating user input through rules defined in struct tags or directly through functions.
32 bind - Bind form data to any Go values.
19 queryparam - Decode url.Values into usable struct values of standard or custom types.
10 gbind - Bind data to any Go value. Can use built-in and custom expression binding capabilities; supports data validation

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Functional

Packages to support functional programming in Go.

3021 mo - Monads and popular FP abstractions, based on Go 1.18+ Generics (Option, Result, Either...).
1302 go-underscore - Useful collection of helpfully functional Go collection utilities.
506 go-functional - Functional programming in Go using generics
351 fpGo - Monad, Functional Programming features for Golang.
316 fp-go - Collection of Functional Programming helpers powered by Golang 1.18+ generics.
151 gofp - A lodash like powerful utility library for Golang.
145 fuego - Functional Experiment in Go.
116 underscore - Functional programming helpers for Go 1.18 and beyond.
17 valor - Generic option and result types that optionally contain a value.

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Game Development

Awesome game development libraries.

12223 Ebitengine - dead simple 2D game engine in Go.
5425 Leaf - Lightweight game server framework.
3045 nano - Lightweight, facility, high performance golang based game server framework.
2968 g3n - Go 3D Game Engine.
2657 goworld - Scalable game server engine, featuring space-entity framework and hot-swapping.
2573 Pitaya - Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
2302 go-sdl2 - Go bindings for the Simple DirectMedia Layer.
2100 raylib-go - Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
1802 engo - Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
1632 Oak - Pure Go game engine.
1459 termloop - Terminal-based game engine for Go, built on top of Termbox.
1285 gonet - Game server skeleton implemented with golang.
620 Harfang3D - 3D engine for the Go language, works on Windows and Linux ( 38 Harfang on Go.dev).
616 go-astar - Go implementation of the A* path finding algorithm.
336 Pixel - Hand-crafted 2D game library in Go.
324 go3d - Performance oriented 2D/3D math package for Go.
198 tile - Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export.
147 ecs - Build your own Game-Engine based on the Entity Component System concept in Golang.
90 Ark - Archetype-based Entity Component System (ECS) for Go.
90 prototype - Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API.
36 fantasyname - Fantasy names generator.
21 grid - Generic 2D grid with ray-casting, shadow-casting and path finding.

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Generators

Tools that generate Go code.

7313 oapi-codegen - This package contains a set of utilities for generating Go boilerplate code for services based on OpenAPI 3.0 API definitions.
3592 go-linq - .NET LINQ-like query methods for Go.
3517 jennifer - Generate arbitrary Go code without templates.
1262 goderive - Derives functions from input types
1229 GoWrap - Generate decorators for Go interfaces using simple templates.
840 go-enum - Code generation for enums from code comments.
720 goverter - Generate converters by defining an interface.
431 interfaces - Command line tool for generating interface definitions.
391 copygen - Generate any code based on Go types, including type-to-type converters (copy code) without reflection by default.
47 convergen - Feature rich type-to-type copy code generator.
47 generis - Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
23 typeregistry - A library to create type dynamically.
15 go-enum-encoding - Code generation for enum encoding from code comments.

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Geographic

Geographic tools and servers

9376 Tile38 - Geolocation DB with spatial index and realtime geofencing.
1765 S2 geometry - S2 geometry library in Go.
733 mbtileserver - A simple Go-based server for map tiles stored in mbtiles format.
523 geoos - A library provides spatial data and geometric algorithms.
412 osm - Library for reading, writing and working with OpenStreetMap data and APIs.
355 H3 - Go bindings for H3, a hierarchical hexagonal geospatial indexing system.
165 godal - Go wrapper for GDAL.
150 simplefeatures - simplesfeatures is a 2D geometry library that provides Go types that model geometries, as well as algorithms that operate on them.
139 WGS84 - Library for Coordinate Conversion and Transformation (ETRS89, OSGB36, NAD83, RGF93, Web Mercator, UTM).
92 geoserver - geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
54 gismanager - Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
50 pbf - OpenStreetMap PBF golang encoder/decoder.
35 S2 geojson - Convert geojson to s2 cells & demonstrating some S2 geometry features on map.
9 Web-Mercator-Projection A project to easily use and convert LonLat, Point and Tile to display info, markers, etc, in a map using the Web Mercator Projection.
5 H3 GeoJSON - Conversion utilities between H3 indexes and GeoJSON.
2 H3GeoDist - Distribution of Uber H3geo cells by virtual nodes.

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Go Compilers

Tools for compiling Go to other languages and vice-versa.

12993 gopherjs - Compiler from Go to JavaScript.
2443 bunster - Compile shell scripts to Go.
374 c4go - Transpile C code to Go code.
136 go2hx - Compiler from Go to Haxe to Javascript/C++/Java/C#.
93 esp32 - Transpile Go into Arduino code.
48 f4go - Transpile FORTRAN 77 code to Go code.

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Goroutines

Tools for managing and working with Goroutines.

13819 ants - A high-performance and low-cost goroutine pool in Go.
9993 conc - conc is your toolbelt for structured concurrency in go, making common tasks easier and safer.
4001 tunny - Goroutine pool for golang.
2824 goworker - goworker is a Go-based background worker.
1888 pond - Minimalistic and High-performance goroutine worker pool written in Go.
1686 rill - Go toolkit for clean, composable, channel-based concurrency.
1399 workerpool - Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
744 grpool - Lightweight Goroutine pool.
729 pool - Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
526 gowp - gowp is concurrency limiting goroutine pool.
388 flowmatic - Structured concurrency made easy.
268 go-floc - Orchestrate goroutines with ease.
267 routine - routine is a ThreadLocal for go library. It encapsulates and provides some easy-to-use, non-competitive, high-performance goroutine context access interfaces, which can help you access coroutine context information more gracefully.
249 async - An alternative sync library for Go (Future, Promise, Locks).
232 go-actor - A tiny library for writing concurrent programs using actor model.
222 go-flow - Control goroutines execution order.
212 artifex - Simple in-memory job queue for Golang using worker-based dispatching.
178 semaphore - Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
166 go-workers - Easily and safely run workers for large data processing pipelines.
165 neilotoole/errgroup - Drop-in alternative to sync/errgroup, limited to a pool of N worker goroutines.
153 cyclicbarrier - CyclicBarrier for golang.
139 async - A safe way to execute functions asynchronously, recovering them in case of panic.
124 gollback - asynchronous simple function utilities, for managing execution of closures and callbacks.
105 Hunch - Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
104 threadpool - Golang threadpool implementation.
103 semaphore - Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
92 worker-pool - goworker is a Go simple async worker pool.
90 gpool - manages a resizeable pool of context-aware goroutines to bound concurrency.
73 goccm - Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently.
70 gowl - Gowl is a process management and process monitoring tool at once. An infinite worker pool gives you the ability to control the pool and processes and monitor their status.
69 nursery - Structured concurrency in Go.
62 routine - go routine control with context, support: Main, Go, Pool and some useful Executors.
53 gohive - A highly performant and easy to use Goroutine pool for Go.
50 kyoo - Provides an unlimited job queue and concurrent worker pools.
49 go-waitgroup - Like sync.WaitGroup with error handling and concurrency control.
37 parallel-fn - Run functions in parallel.
37 go-trylock - TryLock support on read-write lock for Golang.
33 channelify - Transform your function to return channels for easy and powerful parallel processing.
30 stl - Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
29 execpool - A pool built around exec.Cmd that spins up a given number of processes in advance and attaches stdin and stdout to them when needed. Very similar to FastCGI or Apache Prefork MPM but works for any command.
20 breaker - Flexible mechanism to make execution flow interruptible.
18 concurrency-limiter - Concurrency limiter with support for timeouts, dynamic priority and context cancellation of goroutines.
18 conexec - A concurrent toolkit to help execute funcs concurrently in an efficient and safe way. It supports specifying the overall timeout to avoid blocking and uses goroutine pool to improve efficiency.
16 go-tools/multithreading - Manage a pool of goroutines using this lightweight library with a simple API.
15 async - An asynchronous task package with async/await style for Go.
12 go-workerpool - Inspired from Java Thread Pool, Go WorkerPool aims to control heavy Go Routines.
12 async-job - AsyncJob is an asynchronous queue job manager with light code, clear and speed.
10 hands - A process controller used to control the execution and return strategies of multiple goroutines.
8 go-accumulator - Solution for accumulation of events and their subsequent processing.
oversight - Oversight is a complete implementation of the Erlang supervision trees.

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GUI

Libraries for building GUI Applications.

Toolkits

26744 fyne - Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android.
13226 webview - Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
10693 qt - Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
8725 app - Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
8352 ui - Platform-native GUI library for Go. Cross platform.
6984 walk - Windows application library kit for Go.
5277 DarwinKit - Build native macOS applications using Go.
2600 go-sciter - Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
2174 gotk3 - Go bindings for GTK3.
2040 Cogent Core - A framework for building 2D and 3D apps that run on macOS, Windows, Linux, iOS, Android, and the web.
1227 Spot - Reactive, cross-platform desktop GUI toolkit.
486 energy - Cross-platform based on LCL(Native System UI Control Library) and CEF(Chromium Embedded Framework) (Windows/ macOS / Linux)
438 gowd - Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.
424 cimgui-go - Auto generated Go wrapper for 66824 Dear ImGui via 1684 cimgui.
273 unison - A unified graphical user experience toolkit for Go desktop applications. macOS, Windows, and Linux are supported.
13 goradd/html5tag - Library for outputting HTML5 tags.
Goey - Cross platform UI toolkit aggregator for Windows / Linux / Mac. GTK, Cocoa, Windows API
go-gtk - Go bindings for GTK.
Wails - Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer.
gio - Gio is a library for writing cross-platform immediate mode GUI-s in Go. Gio supports all the major platforms: Linux, macOS, Windows, Android, iOS, FreeBSD, OpenBSD and WebAssembly.

Interaction

10253 robotgo - Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
3508 systray - Cross platform Go library to place an icon and menu in the notification area.
821 zenity - Cross-platform Go library and CLI to create simple dialogs that interact graphically with the user.
589 gosx-notifier - OSX Desktop Notifications library for Go.
256 trayhost - Cross-platform Go library to place an icon in the host operating system's taskbar.
37 mac-sleep-notifier - OSX Sleep/Wake notifications in golang.
31 mac-activity-tracker - OSX library to notify about any (pluggable) activity on your machine.
6 AppIndicator Go - Go bindings for libappindicator3 C library.

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Hardware

Libraries, tools, and tutorials for interacting with hardware.

4599 arduino-cli - Official Arduino CLI and library. Can run standalone, or be incorporated into larger Go projects.
2250 go-rpio - GPIO for Go, doesn't require cgo.
1762 ghw - Golang hardware discovery/inspection library.
1085 emgo - Go-like language for programming embedded systems (e.g. STM32 MCU).
550 sysinfo - A pure Go library providing Linux OS / kernel / hardware system information.
366 goroslib - Robot Operating System (ROS) library for Go.
214 go-osc - Open Sound Control (OSC) bindings for Go.
68 joystick - a polled API to read the state of an attached joystick.

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Images

Libraries for manipulating images.

7141 gocv - Go package for computer vision using OpenCV 3.3+.
5879 imaginary - Fast and simple HTTP microservice for image resizing.
5523 imaging - Simple Go image processing package.
4621 gg - 2D rendering in pure Go.
4121 bild - Collection of image processing algorithms in pure Go.
3840 gowitness - Screenshoting webpages using go and headless chrome on command line.
3684 imagor - Fast, secure image processing server and Go library, using libvips.
3332 ln - 3D line art rendering in Go.
2884 bimg - Small package for fast and efficient image processing using libvips.
2254 picfit - An image resizing server written in Go.
2201 svgo - Go Language Library for SVG generation.
2091 pt - Path tracing engine written in Go.
1838 smartcrop - Finds good crops for arbitrary images and crop sizes.
1826 imagick - Go binding to ImageMagick's MagickWand C API.
1775 gift - Package of image processing filters.
1596 canvas - Vector graphics to PDF, SVG or rasterized image.
1462 govips - A lightning fast image processing and resizing library for Go.
1275 geopattern - Create beautiful generative image patterns from a string.
1240 stegify - Go tool for LSB steganography, capable of hiding any file within an image.
923 image2ascii - Convert image to ASCII.
806 goimagehash - Go Perceptual image hashing package.
731 go-qrcode - Generate QR codes with personalized styles, allowing adjustments to color, block size, shape, and icons.
607 govatar - Library and CMD tool for generating funny avatars.
582 draft - Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax.
514 mort - Storage and image processing server written in Go.
420 go-nude - Nudity detection with Go.
339 steganography - Pure Go Library for LSB steganography.
267 go-webp - Library for encode and decode webp pictures, using libwebp.
265 transformimgs - Transformimgs resizes and optimises images for Web using next-generation formats.
259 gltf - Efficient and robust glTF 2.0 reader, writer and validator.
241 mergi - Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
234 darkroom - An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
212 rez - Image resizing in pure Go and SIMD.
156 img - Selection of image manipulation tools.
149 go-cairo - Go binding for the cairo graphics library.
128 cameron - An avatar generator for Go.
99 color-extractor - Dominant color extractor with no external dependencies.
80 gridder - A Grid based 2D Graphics library.
77 webp-server - Simple and minimal image server capable of storing, resizing, converting and caching images.
59 go-gd - Go binding for GD library.
40 goimghdr - The imghdr module determines the type of image contained in a file for Go.
29 go-webcolors - Port of webcolors library from Python to Go.
21 scout - Scout is a standalone open source software solution for DIY video security.
19 mpo - Decoder and conversion tool for MPO 3D Photos.

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IoT (Internet of Things)

Libraries for programming devices of the IoT.

9217 gobot - Gobot is a framework for robotics, physical computing, and the Internet of Things.
2471 flogo - Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
1612 ekuiper - Lightweight data stream processing engine for IoT edge.
1355 shifu - Kubernetes native IoT development framework.
1197 rulego - RuleGo is a lightweight, high-performance, embedded, orchestrable component-based rule engine for IoT edge.
1159 gatt - Gatt is a Go package for building Bluetooth Low Energy peripherals.
417 connectordb - Open-Source Platform for Quantified Self & IoT.
265 devices - Suite of libraries for IoT devices, experimental for x/exp/io.
255 huego - An extensive Philips Hue client library for Go.
231 sensorbee - Lightweight stream processing engine for IoT.
92 smart-home - Software package for IoT automation.
65 eywa - Project Eywa is essentially a connection manager that keeps track of connected devices.
65 iot - IoT is a simple framework for implementing a Google IoT Core device.
53 mainflux - Industrial IoT Messaging and Device Management Server.
periph - Peripherals I/O to interface with low-level board facilities.

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Job Scheduler

Libraries for scheduling jobs.

6359 gocron - Easy and fluent Go job scheduling. This is an actively maintained fork of 3492 jasonlvhit/gocron.
1893 go-quartz - Simple, zero-dependency scheduling library for Go.
1073 JobRunner - Smart and featureful cron job scheduler with job queuing and live monitoring built in.
1038 gron - Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
470 scheduler - Cronjobs scheduling made easy.
456 gronx - Cron expression parser, task runner and daemon consuming crontab like task list.
442 goflow - A simple but powerful DAG scheduler and dashboard.
313 tasks - An easy to use in-process scheduler for recurring tasks in Go.
238 go-cron - Simple Cron library for go that can execute closures or functions at varying intervals, from once a second to once a year on a specific date and time. Primarily for web applications and long running daemons.
192 cheek - A simple crontab like scheduler that aims to offer a KISS approach to job scheduling.
181 clockwerk - Go package to schedule periodic jobs using a simple, fluent syntax.
105 leprechaun - Job scheduler that supports webhooks, crons and classic scheduling.
55 cdule - Job scheduler library with database support
28 sched - A job scheduler with the ability to fast-forward time.
18 cronticker - A ticker implementation to support cron schedules.

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JSON

Libraries for working with JSON.

15041 GJSON - Get a JSON value with one line of code.
3514 gabs - For parsing, creating and editing unknown or dynamic JSON in Go.
2687 gojson - Automatically generate Go (golang) struct definitions from example JSON.
2389 fastjson - Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection.
904 OjG - Optimized JSON for Go is a high performance parser with a variety of additional JSON tools including JSONPath.
589 jsondiff - JSON diff library for Go based on RFC6902 (JSON Patch).
386 marshmallow - Performant JSON unmarshalling for flexible use cases.
286 kazaam - API for arbitrary transformation of JSON documents.
276 ajson - Abstract JSON for golang with JSONPath support.
197 jsonvalue - A fast and convenient library for unstructured JSON data, replacing encoding/json.
189 gojq - JSON query in Golang.
178 jettison - Fast and flexible JSON encoder for Go.
136 json2go - Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.
130 gjo - Small utility to create JSON objects.
109 JayDiff - JSON diff utility written in Go.
108 jsongo - Fluent API to make it easier to create Json objects.
95 jscan - High performance zero-allocation JSON iterator.
82 ujson - Fast and minimal JSON parser and transformer that works on unstructured JSON.
65 jsonf - Console tool for highlighted formatting and struct query fetching JSON.
54 go-respond - Go package for handling common HTTP JSON responses.
53 ask - Easy access to nested values in maps and slices. Works in combination with encoding/json and other packages that "Unmarshal" arbitrary data into Go data-types.
47 mp - Simple cli email parser. It currently takes stdin and outputs JSON.
47 jsoncolor - Drop-in replacement for encoding/json that outputs colorized JSON.
40 vjson - Go package for validating JSON objects with declaring a JSON schema with fluent API.
22 gojmapr - Get simple struct from complex json by json path.
20 mapslice-json - Go MapSlice for ordered marshal/ unmarshal of maps in JSON.
16 go-jsonerror - Go-JsonError is meant to allow us to easily create json response errors that follow the JsonApi spec.
16 dynjson - Client-customizable JSON formats for dynamic APIs.
16 epoch - Contains primitives for marshaling/unmarshalling Unix timestamp/epoch to/from build-in time.Time type in JSON.
14 jsonhal - Simple Go package to make custom structs marshal into HAL compatible JSON responses.
13 jsonapi-errors - Go bindings based on the JSON API errors reference.
11 jsonic - Utilities to handle and query JSON without defining structs in a type safe manner.
11 jzon - JSON library with standard compatible API/behavior.
10 ej - Write and read JSON from different sources succinctly.
8 htmljson - Rich rendering of JSON as HTML in Go.
6 omg.jsonparser - Simple JSON parser with validation by condition via golang struct fields tags.
2 jsonhandlers - JSON library to expose simple handlers that lets you easily read and write json from various sources.
JSON-to-Proto - Convert JSON to Protobuf online.
JSON-to-Go - Convert JSON to Go struct.

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Logging

Libraries for generating and working with log files.

25368 logrus - Structured logger for Go.
23340 zap - Fast, structured, leveled logging in Go.
11592 zerolog - Zero-allocation JSON logger.
6269 spew - Implements a deep pretty printer for Go data structures to aid in debugging.
5160 lumberjack - Simple rolling logger, implements io.WriteCloser.
3602 glog - Leveled execution logs for Go.
2766 tail - Go package striving to emulate the features of the BSD tail program.
1967 pp - Colored pretty printer for Go language.
1637 seelog - Logging functionality with flexible dispatching, filtering, and formatting.
1370 log - Structured logging package for Go.
1098 log15 - Simple, powerful logging for Go.
1045 tint - A slog.Handler that writes tinted logs.
974 sentry-go - Sentry SDK for Go. Helps monitor and track errors with real-time alerts and performance monitoring.
780 phuslu/log - High performance structured logging.
595 lazyjournal - A TUI for reading and filtering logs from journalctl, file system, Docker and Podman containers, as well Kubernetes pods.
498 slog-multi - Chain of slog.Handler (pipeline, fanout...).
484 slog - Lightweight, configurable, extensible logger for Go.
412 onelog - Onelog is a dead simple but very efficient JSON logger. It is the fastest JSON logger out there in all scenarios. Also, it is one of the logger with the lowest allocation.
408 httpretty - Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest).
377 sqldb-logger - A logger for Go SQL database driver without modify existing *sql.DB stdlib usage.
367 logutils - Utilities for slightly better logging in Go (Golang) extending the standard logger.
358 logxi - 12-factor app logger that is fast and makes you happy.
298 rollingwriter - RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
295 log - Simple, configurable and scalable Structured Logging for Go.
289 go-logger - Simple logger of Go Programs, with level handlers.
205 logur - An opinionated logger interface and collection of logging best practices with adapters and integrations for well-known libraries ( 25368 logrus, 27158 go-kit log, 23340 zap, 11592 zerolog, etc).
190 glg - glg is simple and fast leveled logging library for Go.
177 slog-formatter - Common formatters for slog and helpers to build your own.
156 logger - Minimalistic logging library for Go.
139 xlog - Structured logger for net/context aware HTTP handlers with flexible dispatching.
123 ozzo-log - High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
57 go-cronowriter - Simple writer that rotate log files automatically based on current date and time, like cronolog.
50 gone/log - Fast, extendable, full-featured, std-lib source compatible log library.
48 stdlog - Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
44 noodlog - Parametrized JSON logging library which lets you obfuscate sensitive data and marshal any kind of content. No more printed pointers instead of values, nor escape chars for the JSON strings.
43 journald - Go implementation of systemd Journal's native API for logging.
42 go-log - Log4j implementation in Go.
42 logex - Golang log lib, supports tracking and level, wrap by standard log lib.
35 go-log - Log lib supports level and multi handlers.
33 mlog - Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
31 distillog - distilled levelled logging (think of it as stdlib + log levels).
28 logrusly - 25368 logrus plug-in to send errors to a Loggly.
28 zkits-logger - A powerful zero-dependency JSON logger.
27 zax - Integrate Context with Zap logger, which leads to more flexibility in Go logging.
26 log - Structured log interface for Go cleanly separates logging facade from its implementation.
17 xylog - Leveled and structured logging, dynamic fields, high performance, zone management, simple configuration, and readable syntax.
16 log - Simple leveled logging wrapper around standard log package.
16 kemba - A tiny debug logging tool inspired by 11298 debug, great for CLI tools and applications.
16 logrusiowriter - io.Writer implementation using 25368 logrus logger.
16 glo - PHP Monolog inspired logging facility with identical severity levels.
14 go-log - Simple and configurable Logging in Go, with level, formatters and writers.
12 logo - Golang logger to different configurable writers.
11 go-log - A logging library with stack traces, object dumping and optional timestamps.
11 logdump - Package for multi-level logging.
10 log - An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).
8 xlog - Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
8 zl - High Developer Experience, zap based logger. It offers rich functionality but is easy to configure.
5 structy/log - A simple to use log system, minimalist but with features for debugging and differentiation of messages.
4 slf4g - Simple Logging Facade for Golang: Simple structured logging; but powerful, extendable and customizable, with huge amount of learnings from decades of past logging frameworks.
3 log - A simple logging framework out of the box.
1 yell - Yet another minimalistic logging library.
slogor - A colorful slog handler.

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Machine Learning

Libraries for Machine Learning.

9413 GoLearn - General Machine Learning library for Go.
5807 gorgonia - graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
2907 gosseract - Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
2892 m2cgen - A CLI tool to transpile trained classic ML models into a native Go code with zero dependencies, written in Python with Go language support.
2476 tfgo - Easy to use Tensorflow bindings: simplifies the usage of the official Tensorflow Go bindings. Define computational graphs in Go, load and execute models trained in Python.
1596 goml - On-line Machine Learning in Go.
901 eaopt - An evolutionary optimization library.
829 GoMLX - An accelerated Machine Learning framework for Go.
810 bayesian - Naive Bayesian Classification for Golang.
806 onnx-go - Go Interface to Open Neural Network Exchange (ONNX).
743 CloudForest - Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
741 ocrserver - A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
566 gobrain - Neural Networks written in go.
552 go-deep - A feature-rich neural network library in Go.
430 hugot - Huggingface transformer pipelines for golang with onnxruntime.
313 regommend - Recommendation & collaborative filtering engine.
268 Goptuna - Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
223 goga - Genetic algorithm library for Go.
206 goRecommend - Recommendation Algorithms library written in Go.
199 go-galib - Genetic Algorithms library written in Go / golang.
158 shield - Bayesian text classifier with flexible tokenizers and storage backends for Go.
124 go-featureprocessing - Fast and convenient feature processing for low latency machine learning in Go.
115 go-fann - Go bindings for Fast Artificial Neural Networks(FANN) library.
102 goscore - Go Scoring API for PMML.
98 GoMind - A simplistic Neural Network Library in Go.
86 fonet - A Deep Neural Network library written in Go.
83 gonet - Neural Network for Go.
73 libsvm - libsvm golang version derived work based on LIBSVM 3.14.
70 neural-go - Multilayer perceptron network implemented in Go, with training via backpropagation.
67 go-pr - Pattern recognition package in Go lang.
54 Varis - Golang Neural Network.
53 randomforest - Easy to use Random Forest library for Go.
45 golinear - liblinear bindings for Go.
44 go-cluster - Go implementation of the k-modes and k-prototypes clustering algorithms.
43 godist - Various probability distributions, and associated methods.
40 ddt - Dynamic decision tree, create trees defining customizable rules.
34 evoli - Genetic Algorithm and Particle Swarm Optimization library.
20 probab - Probability distribution functions. Bayesian inference. Written in pure Go.
16 catboost-cgo - Fast, scalable, high performance Gradient Boosting on Decision Trees library. Golang using Cgo for blazing fast inference CatBoost Model.
5 gorse - An offline recommender system backend based on collaborative filtering written in Go.

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Messaging

Libraries that implement messaging systems.

12091 sarama - Go library for Apache Kafka.
11570 Asynq - A simple, reliable, and efficient distributed task queue for Go built on top of Redis.
9118 Centrifugo - Real-time messaging (Websockets or SockJS) server in Go.
8650 Watermill - Working efficiently with message streams. Building event driven applications, enabling event sourcing, RPC over messages, sagas. Can use conventional pub/sub implementations like Kafka or RabbitMQ, but also HTTP or MySQL binlog.
8428 gorush - Push notification server using 3095 APNs2 and google 105 GCM.
7779 machinery - Asynchronous task queue/job queue based on distributed message passing.
6017 NATS Go Client - Go client for the NATS messaging system.
5780 go-socket.io - socket.io library for golang, a realtime application framework.
4985 Mercure - Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
4941 Confluent Kafka Golang Client - confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.
3947 melody - Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
3095 APNs2 - HTTP/2 Apple Push Notification provider for Go - Send push notifications to iOS, tvOS, Safari and OSX apps.
2633 go-nsq - the official Go package for NSQ.
2078 gopush-cluster - gopush-cluster is a go push server cluster.
1889 EventBus - The lightweight event bus with async compatibility.
1810 amqp - Go RabbitMQ Client Library.
1570 Beaver - A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
1555 Uniqush-Push - Redis backed unified push service for server-side notifications to mobile devices.
1308 Chanify - A push notification server send message to your iOS devices.
1212 zmq4 - Go interface to ZeroMQ version 4. Also available for 133 version 3 and 19 version 2.
1072 dbus - Native Go bindings for D-Bus.
941 Gollum - A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
715 mangos - Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability.
663 golongpoll - HTTP longpoll server library that makes web pub-sub simple.
522 emitter - Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
438 pubsub - Simple pubsub package for go.
432 Quamina - Fast pattern-matching for filtering messages and events.
420 Glue - Robust Go and Javascript Socket Library (Alternative to Socket.io).
349 Bus - Minimalist message bus implementation for internal communication.
277 messagebus - messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
270 rabtap - RabbitMQ swiss army knife cli app.
247 Go-MediatR - A library for handling mediator patterns and simplified CQRS patterns within an event-driven architecture, inspired by csharp MediatR library.
160 guble - Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.
147 hub - A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
134 redisqueue - redisqueue provides a producer and consumer of a queue that uses Redis streams.
120 Ratus - Ratus is a RESTful asynchronous task queue server.
112 rabbitroutine - Lightweight library that handles RabbitMQ auto-reconnect and publishing retries. The library takes into account the need to re-declare entities in RabbitMQ after reconnection.
110 oplog - Generic oplog/replication system for REST APIs.
98 rabbus - A tiny wrapper over amqp exchanges and queues.
90 go-mq - RabbitMQ client with declarative configuration.
80 nsq-event-bus - A tiny wrapper around NSQ topic and channel.
80 drone-line - Sending Line notifications using a binary, docker or Drone CI.
71 go-notify - Native implementation of the freedesktop notification spec.
69 RapidMQ - RapidMQ is a lightweight and reliable library for managing of the local messages queue.
67 Commander - A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
65 go-res - Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.
59 event - Implementation of the pattern observer.
53 hare - A user friendly library for sending messages and listening to TCP sockets.
33 ami - Go client to reliable queues based on Redis Cluster Streams.
28 hypermatch - A very fast and efficient Go library for matching events to a large set of rules
26 gosd - A library for scheduling when to dispatch a message to a channel.
23 go-vitotrol - Client library to Viessmann Vitotrol web service.
23 rmqconn - RabbitMQ Reconnection. Wrapper over amqp.Connection and amqp.Dial. Allowing to do a reconnection when the connection is broken before forcing the call to the Close () method to be closed.
18 jazz - A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
11 gaurun-client - Gaurun Client written in Go.
7 go-eventbus - Simple Event Bus package for Go.

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Microsoft Office

4621 unioffice - Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents.

Microsoft Excel

Libraries for working with Microsoft Excel.

19366 excelize - Golang library for reading and writing Microsoft Excel™ (XLSX) files.
5985 xlsx - Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
195 go-excel - A simple and light reader to read a relate-db-like excel as a table.
176 xlsx - Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
32 exl - Excel binding to struct written in Go.(Only supports Go1.18+)
21 goxlsxwriter - Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.

Microsoft Word

Libraries for working with Microsoft Word.

187 godocx - Library for reading and writing Microsoft Word (Docx) files.

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Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

13937 google/wire - Automated Initialization in Go.
6652 fx - A dependency injection based application framework for Go (built on top of dig).
4221 dig - A reflection based dependency injection toolkit for Go.
2191 do - A dependency injection framework based on Generics.
596 GoLobby/Container - GoLobby Container is a lightweight yet powerful IoC dependency injection container for the Go programming language.
365 goioc/di - Spring-inspired Dependency Injection Container.
238 di - A dependency injection container for go programming language.
186 kod - A generics based dependency injection framework for Go.
185 dingo - A dependency injection toolkit for Go, based on Guice.
50 alice - Additive dependency injection container for Golang.
49 gontainer - A dependency injection service container for Go projects.
39 wire - Strict Runtime Dependency Injection for Golang.
36 boot-go - Component-based development with dependency injection using reflections for Go developers.
35 linker - A reflection based dependency injection and inversion of control library with components lifecycle support.
30 nject - A type safe, reflective framework for libraries, tests, http endpoints, and service startup.
28 componego - A dependency injection framework based on components, allowing dynamic dependency replacement without duplicating code in tests.
23 ore - Lightweight, generic & simple dependency injection (DI) container.
21 gocontainer - Simple Dependency Injection Container.
16 gontainer/gontainer - A YAML-based Dependency Injection container for GO. It supports dependencies' scopes, and auto-detection of circular dependencies. Gontainer is concurrent-safe.
11 autowire - Dependency injection using Generics and reflection.
10 kinit - Customizable dependency injection container with the global mode, cascade initialization and panic-safe finalization.
8 HnH/di - DI container library that is focused on clean API and flexibility.
cosban/di - A code generation based dependency injection wiring tool.

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Project Layout

Unofficial set of patterns for structuring projects.

53062 golang-standards/project-layout - Set of common historical and emerging project layout patterns in the Go ecosystem. Note: despite the org-name they do not represent official golang standards, see 53062 this issue for more information. Nonetheless, some may find the layout useful.
7839 go-blueprint - Allows users to spin up a quick Go project using a popular framework.
3821 ardanlabs/service - A 3821 starter kit for building production grade scalable web service applications.
3590 goxygen - Generate a modern Web project with Go and Angular, React, or Vue in seconds.
2566 pagoda - Rapid, easy full-stack web development starter kit built in Go.
2294 nunu - Nunu is a scaffolding tool for building Go applications.
1922 modern-go-application - Go application boilerplate and example applying modern practices.
984 goapp - An opinionated guideline to structure & develop a Go web application/service.
719 cookiecutter-golang - A Go application boilerplate template for quick starting projects following production best practices.
563 go-starter - An opinionated production-ready RESTful JSON backend template, highly integrated with VSCode DevContainers.
532 golang-templates/seed - Go application GitHub repository template.
332 go-todo-backend - Go Todo Backend example using modular project layout for product microservice.
147 scaffold - Scaffold generates a starter Go project layout. Lets you focus on business logic implemented.
138 go-sample - A sample layout for Go application projects with the real code.
85 kickstart.go - Minimalistic single-file Go HTTP server template without third-party dependencies.
66 gobase - A simple skeleton for golang application with basic setup for real golang application.
35 go-module - Template for a typical module written on Go.
26 wangyoucao577/go-project-layout - Set of practices and discussions on how to structure Go project layout.
18 insidieux/inizio - Golang project layout generator with plugins.

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Strings

Libraries for working with strings.

1409 xstrings - Collection of useful string functions ported from other languages.
1138 sttr - cross-platform, cli app to perform various operations on string.
249 gobeam/Stringy - String manipulation library to convert string to camel case, snake case, kebab case / slugify etc.
207 strutil - String utilities.
59 caps - A case conversion library.
21 bexp - Go implementation of Brace Expansion mechanism to generate arbitrary strings.
8 strcase - Case-insensitive implementation of the standard library's strings/bytes packages.
go-formatter - Implements replacement fields surrounded by curly braces {} format strings.

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Uncategorized

These libraries were placed here because none of the other categories seemed to fit.

11305 gopsutil - Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
7676 gatus - Automated service health dashboard.
4995 gofakeit - Random data generator written in go.
2300 go-resiliency - Resiliency patterns for golang.
2263 base64Captcha - Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
1468 gosms - Your own local SMS gateway in Go that can be used to send SMS.
1282 shoutrrr - Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.
1238 go-commons-pool - Generic object pool for Golang.
1229 llvm - Library for interacting with LLVM IR in pure Go.
1079 stateless - A fluent library for creating state machines.
951 shortid - Distributed generation of super short, unique, non-sequential, URL friendly IDs.
813 health - A simple and flexible health check library for Go.
517 xz - Pure golang package for reading and writing xz-compressed files.
457 banner - Add beautiful banners into your Go applications.
450 health - Easy to use, extensible health check library.
416 gountries - Package that exposes country and subdivision data.
387 lk - A simple licensing library for golang.
381 conv - Package conv provides fast and intuitive conversions across Go types.
311 ffmt - Beautify data display for Humans.
302 gtree - Provide CLI, Package and Web for tree output and directories creation from Markdown or programmatically.
296 go-unarr - Decompression library for RAR, TAR, ZIP and 7z archives.
274 healthcheck - An opinionated and concurrent health-check HTTP handler for RESTful services.
265 archives - a cross-platform, multi-format Go library for working with archives and compression formats with a unified API and as virtual file systems compatible with io/fs.
263 antch - A fast, powerful and extensible web crawling & scraping framework.
262 battery - Cross-platform, normalized battery information library.
250 bitio - Highly optimized bit-level Reader and Writer for Go.
172 stats - Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
166 turtle - Emojis for Go.
159 captcha - Package captcha provides an easy to use, unopinionated API for captcha generation.
115 gommit - Analyze git commit messages to ensure they follow defined patterns.
110 indigo - Distributed unique ID generator of using Sonyflake and encoded by Base58.
108 gotoprom - Type-safe metrics builder wrapper library for the official Prometheus client.
99 faker - Random fake data and struct generator for Go.
91 persian - Some utilities for Persian language in go.
85 morse - Library to convert to and from morse code.
75 pdfgen - HTTP service to generate PDF from Json requests.
61 xkg - X Keyboard Grabber.
50 url-shortener - A modern, powerful, and robust URL shortener microservice with mysql support.
49 browscap_go - GoLang Library for Browser Capabilities Project.
49 datacounter - Go counters for readers/writer/http.ResponseWriter.
48 xdg - FreeDesktop.org (xdg) Specs implemented in Go.
47 sandid - Every grain of sand on earth has its own ID.
43 autoflags - Go package to automatically define command line flags from struct fields.
35 numa - NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.
35 gosh - Provide Go Statistics Handler, Struct, Measure Method.
27 metrics - Library for metrics instrumentation and Prometheus exposition.
26 shellwords - A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
17 avgRating - Calculate average score and rating based on Wilson Score Equation.
15 anagent - Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
15 varint - A faster varying length integer encoder/decoder than the one provided in the standard library.
14 go-commandbus - A slight and pluggable command-bus for Go.
13 hostutils - A golang library for packing and unpacking FQDNs list.
11 openapi - OpenAPI 3.x parser.
6 sitemap-format - A simple sitemap generator, with a little syntactic sugar.
6 VarHandler - Generate boilerplate http input and output handling.
5 basexx - Convert to, from, and between digit strings in various number bases.
4 common - A library for server framework.
go-openapi - Collection of packages to parse and utilize open-api schemas.

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Natural Language Processing

Libraries for working with human languages.

See also Text Processing and Text Analysis.

Language Detection

1256 lingua-go - An accurate natural language detection library, suitable for long and short text alike. Supports detecting multiple languages in mixed-language text.
659 whatlanggo - Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
173 getlang - Fast natural language detection package.
58 guesslanguage - Functions to determine the natural language of a unicode text.
26 detectlanguage - Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.

Morphological Analyzers

1810 spaGO - Self-contained Machine Learning and Natural Language Processing library in Go.
883 kagome - JP morphological analyzer written in pure Go.
458 nlp - Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
389 nlp - Extract values from strings and fill your structs with nlp.
120 RAKE.go - Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
82 go-stem - Implementation of the porter stemming algorithm.
56 go2vec - Reader and utility functions for word2vec embeddings.
50 govader - Go implementation of 4760 VADER Sentiment Analysis.
46 porter2 - Really fast Porter 2 stemmer.
38 snowball - Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
29 paicehusk - Golang implementation of the Paice/Husk Stemming Algorithm.
21 golibstemmer - Go bindings for the snowball libstemmer library including porter 2.
13 libtextcat - Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
12 porter - This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
11 gosentiwordnet - Sentiment analyzer using sentiwordnet lexicon in Go.
6 govader-backend - Microservice implementation of 50 GoVader.
2 spelling-corrector - A spelling corrector for the Spanish language or create your own.

Slugifiers

1263 slug - URL-friendly slugify with multiple languages support.
96 go-slugify - Make pretty slug with multiple languages support.
34 Slugify - Go slugify application that handles string.

Tokenizers

3070 prose - Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.
2679 gse - Go efficient text segmentation; support english, chinese, japanese and other.
2542 gojieba - This is a Go implementation of 34242 jieba which a Chinese word splitting algorithm.
452 sentences - Sentence tokenizer: converts text into a list of sentences.
89 segment - Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
73 textcat - Go package for n-gram based text categorization, with support for utf-8 and raw text.
62 MMSEGO - This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
53 stemmer - Stemmer packages for Go programming language. Includes English and German stemmers.
21 gotokenizer - A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
13 shamoji - The shamoji is word filtering package written in Go.

Translation

3292 go-i18n - Package and an accompanying tool to work with localized text.
1692 go-pinyin - CN Hanzi to Hanyu Pinyin converter.
473 gotext - GNU gettext utilities for Go.
72 ctxi18n - Context aware i18n with a short and consise API, pluralization, interpolation, and fs.FS support. YAML locale definitions are based on Rails i18n.
64 spreak - Flexible translation and humanization library for Go, based on the concepts behind gettext.
53 iuliia-go - Transliterate Cyrillic → Latin in every possible way.
34 go-mystem - CGo bindings to Yandex.Mystem - russian morphology analyzer.
20 t - Another i18n pkg for golang, which follows GNU gettext style and supports .po/.mo files: t.T (gettext), t.N (ngettext), etc. And it contains a cmd tool 20 xtemplate, which can extract messages as a pot file from text/html template.
7 go-words - A words table and text resource library for Golang projects.

Transliteration

141 go-unidecode - ASCII transliterations of Unicode text.
80 gounidecode - Unicode transliterator (also known as unidecode) for Go.
46 transliterator - Provides one-way string transliteration with supporting of language-specific transliteration rules.
18 enca - Minimal cgo bindings for libenca, which detects character encodings.

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Networking

Libraries for working with various layers of the network.

22732 fasthttp - Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
15044 webrtc - A pure Go implementation of the WebRTC API.
14177 kcptun - Extremely simple & fast udp tunnel based on KCP protocol.
11017 cloudflared - Cloudflare Tunnel client (formerly Argo Tunnel).
10816 quic-go - An implementation of the QUIC protocol in pure Go.
10642 gnet - gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
8419 dns - Go library for working with DNS.
6565 gopacket - Go library for packet processing with libpcap bindings.
6399 GoProxy - A library to create a customized HTTP/HTTPS proxy server using Go.
4354 netpoll - A high-performance non-blocking I/O networking framework, which focused on RPC scenarios, developed by ByteDance.
4287 kcp-go - KCP - Fast and Reliable ARQ Protocol.
4078 HTTPLab - HTTPLabs let you inspect HTTP requests and forge responses.
3985 tun2socks - A pure go implementation of tun2socks powered by gVisor TCP/IP stack.
3941 ssh - Higher-level API for building SSH servers (wraps crypto/ssh).
3825 gobgp - BGP implemented in the Go Programming Language.
3556 fortio - Load testing library and command line tool, advanced echo server and web UI. Allows to specify a set query-per-second load and record latency histograms and other useful stats and graph them. Tcp, Http, gRPC.
2541 nbio - Pure Go 1000k+ connections solution, support tls/http1.x/websocket and basically compatible with net/http, with high-performance and low memory cost, non-blocking, event-driven, easy-to-use.
2053 water - Simple TUN/TAP library.
1757 gev - gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.
1713 go-getter - Go library for downloading files or directories from various sources using a URL.
1589 sftp - Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
1568 gws - High-Performance WebSocket Server & Client With AsyncIO Supporting .
1448 grab - Go package for managing file downloads.
1407 NFF-Go - Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
1358 ftp - Package ftp implements a FTP client as described in RFC 959.
1274 mdns - Simple mDNS (Multicast DNS) client/server library in Golang.
1199 gosnmp - Native Go library for performing SNMP actions.
1126 nodepass - A secure, efficient TCP/UDP tunneling solution that delivers fast, reliable access across network restrictions using pre-established TLS/TCP connections.
1009 gmqtt - Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
1000 sdns - A high-performance, recursive DNS resolver server with DNSSEC support, focused on preserving privacy.
973 vssh - Go library for building network and server automation over SSH protocol.
946 cidranger - Fast IP to CIDR lookup for Go.
822 easytcp - A light-weight TCP framework written in Go (Golang), built with message router. EasyTCP helps you build a TCP server easily fast and less painful.
794 gaio - High performance async-io networking for Golang in proactor mode.
709 go-stun - Go implementation of the STUN client (RFC 3489 and RFC 5389).
690 lhttp - Powerful websocket framework, build your IM server more easily.
659 peerdiscovery - Pure Go library for cross-platform local peer discovery using UDP multicast.
514 gotcp - Go package for quickly writing tcp applications.
494 stun - Go implementation of RFC 5389 STUN protocol.
491 gopcap - Go wrapper for libpcap.
450 ftpserverlib - Fully featured FTP server library.
444 winrm - Go WinRM client to remotely execute commands on Windows machines.
425 raw - Package raw enables reading and writing data at the device driver level for a network interface.
375 arp - Package arp implements the ARP protocol, as described in RFC 826.
332 dnsmonster - Passive DNS Capture/Monitoring Framework.
283 ethernet - Package ethernet implements marshaling and unmarshalling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
275 gNxI - A collection of tools for Network Management that use the gNMI and gNOI protocols.
254 buffstreams - Streaming protocolbuffer data over TCP made easy.
221 jazigo - Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
178 utp - Go uTP micro transport protocol implementation.
170 tcpack - tcpack is an application protocol based on TCP to Pack and Unpack bytes stream in go program.
157 xtcp - TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol.
156 canopus - CoAP Client/Server implementation (RFC 7252).
151 sslb - It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
150 psql-wire - PostgreSQL server wire protocol. Build your own server and start serving connections..
148 iplib - Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
120 event - Simple I/O event notification library written in Golang.
115 gldap - gldap provides an ldap server implementation and you provide handlers for its ldap operations.
97 go-powerdns - PowerDNS API bindings for Golang.
96 natiu-mqtt - A dead-simple, non-allocating, low level implementation of MQTT well suited for embedded systems.
82 fullproxy - A fully featured scriptable and daemon configurable proxy and pivoting toolkit with SOCKS5, HTTP, raw ports and reverse proxy protocols.
80 ether - Cross-platform Go package for sending and receiving ethernet frames.
79 dhcp6 - Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
75 bart - Package bart provides a fast routing table algorithm.
67 fwdctl - A simple and intuitive CLI to manage IPTables forwards in your Linux server.
58 portproxy - Simple TCP proxy which adds CORS support to API's which don't support it.
54 linkio - Network link speed simulation for Reader/Writer interfaces.
30 httpproxy - HTTP proxy handler and dialer.
29 publicip - Package publicip returns your public facing IPv4 address (internet egress).
28 graval - Experimental FTP server framework.
22 gnet - gnet is a high-performance networking framework,especially for game servers.
19 goshark - Package goshark use tshark to decode IP packet and create data struct to analyse packet.
16 llb - It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response.
14 tspool - A TCP Library use worker pool to improve performance and protect your server.
14 go-multiproxy - Library for making HTTP requests through a pool of proxies offering fault tolerance, load balancing, automatic retries, cookie management, and more, via http.Get/Post replacement or http.Client RoundTripper drop-in
14 go-sse - Go client and server implementation of HTML server-sent events.
net - This repository holds supplementary Go networking libraries.
mqttPaho - The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets.

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HTTP Clients

Libraries for making HTTP requests.

11040 resty - Simple HTTP and REST client for Go inspired by Ruby rest-client.
4541 req - Simple Go HTTP client with Black Magic (Less code and More efficiency).
2682 heimdall - An enhanced http client with retry and hystrix capabilities.
2160 grequests - A Go "clone" of the great and famous Requests library.
2159 go-retryablehttp - Retryable HTTP client in Go.
1706 sling - Sling is a Go HTTP client library for creating and sending API requests.
1621 requests - HTTP requests for Gophers. Uses context.Context and doesn't hide the underlying net/http.Client, making it compatible with standard Go APIs. Also includes testing tools.
1197 tls-client - net/http.Client like HTTP Client with options to select specific client TLS Fingerprints to use for requests.
1111 gentleman - Full-featured plugin-driven HTTP client library.
652 pester - Go HTTP client calls with retries, backoff, and concurrency.
402 go-cleanhttp - Get easily stdlib HTTP client, which does not share any state with other clients.
292 request - HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency.
284 azuretls-client - An easy-to-use HTTP client 100% in Go to spoof TLS/JA3 and HTTP2 fingerprint
85 go-otelroundtripper - Go http.RoundTripper that emits open telemetry metrics for HTTP requests.
85 fast-shot - Hit your API targets with rapid-fire precision using Go's fastest and simple HTTP Client.
83 go-http-client - Make http calls simply and easily.
79 go-zoox/fetch - A Powerful, Lightweight, Easy Http Client, inspired by Web Fetch API.
53 rq - A nicer interface for golang stdlib HTTP client.
52 httpretry - Enriches the default go HTTP client with retry functionality.
28 axios4go - A Go HTTP client library inspired by Axios, providing a simple and intuitive API for making HTTP requests.
27 go-ipmux - A library for Multiplexing HTTP requests based on multiple Source IPs.
22 go-req - Declarative golang HTTP client.

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OpenGL

Libraries for using OpenGL in Go.

1630 glfw - Go bindings for GLFW 3.
1160 gl - Go bindings for OpenGL (generated via glow).
580 mathgl - Pure Go math package specialized for 3D math, with inspiration from GLM.
178 goxjs/gl - Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
83 goxjs/glfw - Go cross-platform glfw library for creating an OpenGL context and receiving events.
11 go-glmatrix - Go port of glMatrix library.

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ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

38503 GORM - The fantastic ORM library for Golang, aims to be developer friendly.
16351 ent - An entity framework for Go. Simple, yet powerful ORM for modeling and querying data.
6895 SQLBoiler - ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
4248 bun - SQL-first Golang ORM. Successor of go-pg.
3746 gorp - Go Relational Persistence, ORM-ish library for Go.
3606 upper.io/db - Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
2407 gormt - Mysql database to golang gorm struct.
2306 Prisma - Prisma Client Go, Typesafe database access for Go.
1570 go-sqlbuilder - A flexible and powerful SQL string builder library plus a zero-config ORM.
1492 pop/soda - Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
1442 reform - Better ORM for Go, based on non-empty interfaces and code generation.
1358 bob - SQL query builder and ORM/Factory generator for Go. Successor of SQLBoiler.
783 rel - Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API.
312 Zoom - Blazing-fast datastore and querying engine built on Redis.
180 go-sql - A easy ORM for mysql.
163 grimoire - Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
160 golobby/orm - Simple, fast, type-safe, generic orm for developer happiness.
113 go-store - Simple and fast Redis backed key-value store library for Go.
52 go-firestorm - A simple ORM for Google/Firebase Cloud Firestore.
24 cacheme - Schema based, typed Redis caching/memoize framework for Go.
17 CQL - Built on top of GORM, adds compile-time verified queries based on auto-generated code.
17 go-dbw - A simple package that encapsulates database operations.
14 lore - Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.
12 marlow - Generated ORM from project structs for compile time safety assurances.
XORM - Simple and powerful ORM for Go. (Support: MySQL, MyMysql, PostgreSQL, Tidb, SQLite3, MsSql and Oracle).

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Package Management

Official tooling for dependency and package management

go modules - Modules are the unit of source code interchange and versioning. The go command has direct support for working with modules, including recording and resolving dependencies on other modules.

Unofficial libraries for package and dependency management.

8132 glide - Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
7326 syft - A CLI tool and Go library for generating a Software Bill of Materials (SBOM) from container images and filesystems.
5528 godep - dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
4922 govendor - Go Package Manager. Go vendor tool that works with the standard vendor file.
2460 gopm - Go Package Manager.
1182 gpm - Barebones dependency manager for Go.
775 goop - Simple dependency manager for Go (golang), inspired by Bundler.
491 modgv - Converts 'go mod graph' output into Graphviz's DOT language.
418 gup - Update binaries installed by "go install".
213 johnny-deps - Minimal dependency version using Git.
165 mvn-golang - plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
126 VenGO - create and manage exportable isolated go virtual environments.
48 gop - Build and manage your Go applications out of GOPATH.

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Performance

21576 jaeger - A distributed tracing system.
6083 pixie - No instrumentation tracing for Golang applications via eBPF.
3314 statsviz - Live visualization of your Go application runtime statistics.
2033 profile - Simple profiling support package for Go.
269 go-instrument - Automatically add spans to all methods and functions.
171 mm-go - Generic manual memory management for golang.
89 tracer - Simple, lightweight tracing.

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Query Language

10405 gqlgen - go generate based graphql server library.
10081 graphql-go - Implementation of GraphQL for Go.
7497 dasel - Query and update data structures using selectors from the command line. Comparable to jq/yq but supports JSON, YAML, TOML and XML with zero runtime dependencies.
4710 graphql - GraphQL server with a focus on ease of use.
2210 gojsonq - A simple Go package to Query over JSON Data.
357 rql - Resource Query Language for REST API.
278 jsonql - JSON query expression library in Golang.
92 jsonslice - Jsonpath queries with advanced filters.
85 rqp - Query Parser for REST API. Filtering, validations, both AND, OR operations are supported directly in the query.
63 mql - Model Query Language (mql) is a query language for your database models.
61 goven - A drop-in query language for any database schema.
57 graphql - graphql parser + utilities.
57 api-fu - Comprehensive GraphQL implementation.
40 straf - Easily Convert Golang structs to GraphQL objects.
27 jsonpath - A query library for retrieving part of JSON based on JSONPath syntax.
6 gws - Apollos' "GraphQL over Websocket" client and server implementation.
4 grapher - A GraphQL field builder utilizing Go generics with extra utilities and features.

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Reflection

458 Deepcopier - Simple struct copying for Go.
100 go-deepcopy - Fast deep copy library.
63 gotype - Golang source code parsing, usage like reflect package.
51 copy - Package for fast copying structs of different types.
40 gpath - Library to simplify access struct fields with Go's expression in reflection.
14 goenum - A common enumeration struct based on generics and reflection that allows you to quickly define enumerations and use a set of useful default methods.
8 reflectutils - Helpers for working with reflection: struct tag parsing; recursive walking; fill value from string.
7 reflectpro - Callers, copiers, getters and setters for go.
3 objwalker - Walk by go objects with reflection.

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Resource Embedding

982 vfsgen - Generates a vfsdata.go file that statically implements the given virtual filesystem.
34 debme - Create an embed.FS from an existing embed.FS subdirectory.
29 rebed - Recreate folder structures and files from Go 1.16's embed.FS type
embed - Package embed provides access to files embedded in the running Go program.

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Science and Data Analysis

Libraries for scientific computing and data analyzing.

8089 gonum - Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
2989 stats - Statistics package with common functions missing from the Golang standard library.
2879 gonum/plot - gonum/plot provides an API for building and drawing plots in Go.
1857 gosl - Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
1311 streamtools - general purpose, graphical tool for dealing with streams of data.
1256 dataframe-go - Dataframes for machine-learning and statistics (similar to pandas).
1006 orb - 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
881 go-dsp - Digital Signal Processing for Go.
773 chart - Simple Chart Plotting library for Go. Supports many graphs types.
743 goraph - Pure Go graph theory library(data structure, algorithm visualization).
730 graph - Library of basic graph algorithms.
708 Poly - A Go package for engineering organisms.
448 ewma - Exponentially-weighted moving averages.
408 calendarheatmap - Calendar heatmap in plain Go inspired by Github contribution activity.
248 go-hep - A set of libraries and tools for performing High Energy Physics analyses with ease.
217 TextRank - TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
165 sparse - Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
117 go-estimate - State estimation and filtering algorithms in Go.
86 gograph - A golang generic graph library that provides mathematical graph-theory and algorithms.
86 pagerank - Weighted PageRank algorithm implemented in Go.
75 jsonl-graph - Tool to manipulate JSONL graphs with graphviz support.
55 geom - 2D geometry for golang.
51 evaler - Simple floating point arithmetic expression evaluator.
43 decimal - Package decimal implements arbitrary-precision decimal floating-point arithmetic.
36 triangolatte - 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
35 goent - GO Implementation of Entropy Measures.
28 piecewiselinear - Tiny linear interpolation library.
23 godesim - Extended/multivariable ODE solver framework for event-based simulations with simple API.
22 GoStats - GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
22 ode - Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
20 PiHex - Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
17 assocentity - Package assocentity returns the average distance from words to a given entity.
13 topk - Sliding-window and regular top-K sketches, based on the HeavyKeeper algorithm.
11 rootfinding - root-finding algorithms library for finding roots of quadratic functions.
11 bradleyterry - Provides a Bradley-Terry Model for pairwise comparisons.
11 go-gt - Graph theory algorithms written in "Go" language.

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Security

Libraries that are used to help make your application more secure.

19216 age - A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.
8721 lego - Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
5275 CertMagic - Mature, robust, and powerful ACME client integration for fully-managed TLS certificate issuance and renewal.
4493 Cameradar - Tool and library to remotely hack RTSP streams from surveillance cameras.
2749 Coraza - Enterprise-ready, modsecurity and OWASP CRS compatible WAF library.
2643 memguard - A pure Go library for handling sensitive values in memory.
2314 secure - HTTP middleware for Go that facilitates some quick security wins.
2080 acmetool - ACME (Let's Encrypt) client tool with automatic renewal.
1925 themis - high-level cryptographic library for solving typical data security tasks (secure data storage, secure messaging, zero-knowledge proof authentication), available for 14 languages, best fit for multi-platform apps.
1408 acra - Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
1268 beelzebub - A secure low code honeypot framework, leveraging AI for System Virtualization.
988 dongle - A simple, semantic and developer-friendly golang package for encoding&decoding and encryption&decryption.
577 booster - Fast initramfs generator with full-disk encryption support.
548 nacl - Go implementation of the NaCL set of API's.
537 go-password-validator - Password validator based on raw cryptographic entropy values.
472 ssh-vault - encrypt/decrypt using ssh keys.
382 teler-waf - teler-waf is a Go HTTP middleware that provide teler IDS functionality to protect against web-based attacks and improve the security of Go-based web applications. It is highly configurable and easy to integrate into existing Go applications.
372 go-yara - Go Bindings for 139 YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
362 optimus-go - ID hashing and Obfuscation using Knuth's Algorithm.
342 firewalld-rest - A rest application to dynamically update firewalld rules on a linux server.
324 BadActor - In-memory, application-driven jailer built in the spirit of fail2ban.
294 go-peer - A software library for creating secure and anonymous decentralized systems.
293 passlib - Futureproof password hashing library.
201 simple-scrypt - Scrypt package with a simple, obvious API and automatic cost calibration built-in.
91 argon2pw - Argon2 password hash generation with constant-time password comparison.
90 luks.go - Pure Golang library to manage LUKS partitions.
66 passwap - Provides a unified implementation between different password hashing algorithms
60 goSecretBoxPassword - A probably paranoid package for securely hashing and encrypting passwords.
55 go-generate-password - Password generator that can be used on the cli or as a library.
44 go-htpasswd - Apache htpasswd Parser for Go.
38 certificates - An opinionated tool for generating tls certificates.
34 secureio - An keyexchanging+authenticating+encrypting wrapper and multiplexer for io.ReadWriteCloser based on XChaCha20-poly1305, ECDH and ED25519.
31 secret - Prevent your secrets from leaking into logs, std* etc.
30 sslmgr - SSL certificates made easy with a high level wrapper around acme/autocert.
23 argon2-hashing - light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package.
20 goArgonPass - Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
16 qrand - Client for the ANU Quantum Numbers (AQN) API, providing quantum-mechanically secure random data.
8 multikey - An n-out-of-N keys encryption/decryption framework based on Shamir's Secret Sharing algorithm.
6 Interpol - Rule-based data generator for fuzzing and penetration testing.
5 entpassgen - Entropy Password Generator with extensive command line arguments to generate random strings securely including digits, passwords, and passwords built using obscure dictionary words mixed with symbols and digits.
4 encid - Encode and decode encrypted integer IDs.
autocert - Auto provision Let's Encrypt certificates and start a TLS server.
acopw-go - Small cryptographically secure password generator package for Go.

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Serialization

Libraries and tools for binary serialization.

13818 jsoniter - High-performance 100% compatible drop-in replacement of "encoding/json".
9980 goprotobuf - Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
8004 mapstructure - Go library for decoding generic map values into native Go structures.
5689 gogoprotobuf - Protocol Buffers for Go with Gadgets.
1898 go-codec - High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
995 csvutil - High Performance, idiomatic CSV record encoding and decoding to native Go structures.
896 cbor - Small, safe, and easy CBOR encoding and decoding library.
749 colfer - Code generation for the Colfer binary format.
288 go-capnproto - Cap'n Proto library and parser for go.
167 php_session_decoder - GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
144 structomap - Library to easily and dynamically generate maps from static structures.
106 binstruct - Golang binary decoder for mapping data into the structure.
65 bambam - generator for Cap'n Proto schemas from go.
44 bel - Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
27 fwencoder - Fixed width file parser (encoding and decoding library) for Go.
25 elastic - Convert slices, maps or any other unknown value across different types at run-time, no matter what.
21 gotiny - Efficient Go serialization library, gotiny is almost as fast as serialization libraries that generate code.
19 pletter - A standard way to wrap a proto message for message brokers.
18 go-csvlib - High level and rich functionalities CSV serialization/deserialization library.
9 fixedwidth - Fixed-width text formatting (UTF-8 supported).
7 unitpacking - Library to pack unit vectors into as fewest bytes as possible.

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Server Applications

65447 Caddy - Caddy is an alternative, HTTP/2 web server that's easy to configure and use.
53765 minio - Minio is a distributed object storage server.
49825 etcd - Highly-available key value store for shared configuration and service discovery.
49008 pocketbase - PocketBase is a realtime backend in 1 file consisting of embedded database (SQLite) with realtime subscriptions, built-in auth management and much more.
10685 SFTPGo - Fully featured and highly configurable SFTP server with optional FTP/S and WebDAV support. It can serve local filesystem and Cloud Storage backends such as S3 and Google Cloud Storage.
8187 RoadRunner - High-performance PHP application server, load-balancer and process manager.
5835 Easegress - A cloud native high availability/performance traffic orchestration system with observability and extensibility.
4458 flipt - A self contained feature flag solution written in Go and Vue.js
4205 Wish - Make SSH apps, just like that!
3603 Fider - Fider is an open platform to collect and organize customer feedback.
3457 devd - Local webserver for developers.
2923 algernon - HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
2506 Flagr - Flagr is an open-source feature flagging and A/B testing service.
2036 Trickster - HTTP reverse proxy cache and time series accelerator.
1797 discovery - A registry for resilient mid-tier load balancing and failover.
1688 go-feature-flag - A simple, complete and lightweight self-hosted feature flag solution 100% Open Source.
638 Clace - Clace makes internal tool deployment and management easy by implementing an app server for containerized webapps.
556 Euterpe - Self-hosted music streaming server with built-in web UI and REST API.
149 wd-41 - A (w)eb (d)evelopment server with automatic live-reload on file changes.
145 dudeldu - A simple SHOUTcast server.
143 go-proxy-cache - Simple Reverse Proxy with Caching, written in Go, using Redis.
125 cortex-tenant - Prometheus remote write proxy that adds add Cortex tenant ID header based on metric labels.
100 lets-proxy2 - Reverse proxy for handle https with issue certificates in fly from lets-encrypt.
60 psql-streamer - Stream database events from PostgreSQL to Kafka.
41 nginx-prometheus - Nginx log parser and exporter to Prometheus.
35 protoxy - A proxy server that converts JSON request bodies to Protocol Buffers.
16 Moxy - Moxy is a simple mocker and proxy application server, you can create mock endpoints as well as proxy requests in case no mock exists for the endpoint.
9 gondola - A YAML based golang reverse proxy.
2 riemann-relay - Relay to load-balance Riemann events and/or convert them to Carbon.
nsq - A realtime distributed messaging platform.
Engity's Bifröst - Highly customizable SSH server with several ways to authorize a user how to execute its session (local or in containers).
consul - Consul is a tool for service discovery, monitoring and configuration.

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Stream Processing

Libraries and tools for stream processing and reactive programming.

2061 go-streams - Go stream processing library.
162 machine - Go library for writing and generating stream workers with built in metrics and traceability.
150 go-etl - A lightweight toolkit for data source extraction, transformation, and loading (ETL).
95 stream - Go Stream, like Java 8 Stream: Filter/Map/FlatMap/Peek/Sorted/ForEach/Reduce...
86 goio - An implementation of IO, Stream, Fiber for Golang, inspired by awesome Scala libraries cats and fs2.
13 nibbler - A lightweight package for micro batch processing.

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Template Engines

Libraries and tools for templating and lexing.

9473 templ - A HTML templating language that has great developer tooling.
3231 quicktemplate - Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
2960 pongo2 - Django-like template-engine for Go.
2487 maroto - A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.
1342 jet - Jet template engine.
874 fasttemplate - Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
872 Razor - Razor view engine for Golang.
638 raymond - Complete handlebars implementation in Go.
584 ego - Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
455 goview - Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
309 liquid - Go implementation of Shopify Liquid templates.
175 Soy - Closure templates (aka Soy templates) for Go, following the official spec.
174 sprout - Useful template functions for Go templates.
38 got - A Go code generator inspired by Hero and Fasttemplate. Has include files, custom tag definitions, injected Go code, language translation, and more.
27 tbd - A really simple way to create text templates with placeholders - exposes extra builtin Git repo metadata.
htmgo - build simple and scalable systems with go + htmx
gomponents - HTML 5 components in pure Go, that look something like this: func(name string) g.Node { return Div(Class("headline"), g.Textf("Hi %v!", name)) }.
extemplate - Tiny wrapper around html/template to allow for easy file-based template inheritance.

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Testing

Libraries for testing codebases and generating test data.

Testing Frameworks

24888 Testify - Sacred extension to the standard go testing package.
10287 keploy - Generate Testcase and Data Mocks from API calls automatically.
8365 GoConvey - BDD-style framework with web UI and live reload.
4462 go-cmp - Package for comparing Go values in tests.
4186 testcontainers-go - A Go package that makes it simple to create and clean up container-based dependencies for automated integration/smoke tests. The clean, easy-to-use API enables developers to programmatically define containers that should be run as part of a test and clean up those resources when the test is done.
2655 httpexpect - Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
2460 godog - Cucumber BDD framework for Go.
1902 is - Professional lightweight testing mini-framework for Go.
1446 gnomock - integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks.
1312 go-vcr - Record and replay your HTTP interactions for fast, deterministic and accurate tests.
1165 testfixtures - A helper for Rails' like test fixtures to test database applications.
979 embedded-postgres - Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.
890 goblin - Mocha like testing framework of Go.
862 goc - Goc is a comprehensive coverage testing system for The Go Programming Language.
779 baloo - Expressive and versatile end-to-end HTTP API testing made easy.
656 go-mutesting - Mutation testing for Go source code.
564 gotest.tools - A collection of packages to augment the go testing package and support common patterns.
448 go-testdeep - Extremely flexible golang deep comparison, extends the go testing package.
440 gofight - API Handler Testing for Golang Router framework.
421 testza - Full-featured test framework with nice colorized output.
318 cupaloy - Simple snapshot testing addon for your test framework.
276 frisby - REST API testing framework.
269 got - An enjoyable golang test framework.
268 endly - Declarative end to end functional testing.
260 go-hit - Hit is an http integration test framework written in golang.
248 go-carpet - Tool for viewing test coverage in terminal.
228 commander - Tool for testing cli applications on windows, linux and osx.
220 go-snaps - Jest-like snapshot testing in Golang.
204 charlatan - Tool to generate fake interface implementations for tests.
164 dbcleaner - Clean database for testing purpose, inspired by database_cleaner in Ruby.
138 jsonassert - Package for verifying that your JSON payloads are serialized correctly.
123 testcase - Idiomatic testing framework for Behavior Driven Development.
109 be - The minimalist generic test assertion library.
106 gocrest - Composable hamcrest-like matchers for Go assertions.
102 wstest - Websocket client for unit-testing a websocket http.Handler.
84 Gont - Go network testing toolkit for testing building complex network topologies using Linux namespaces.
82 gherkingen - BDD boilerplate generator and framework.
74 testcerts - Dynamically generate self-signed certificates and certificate authorities within your test functions.
65 assert - Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
55 restit - Go micro framework to help writing RESTful API integration test.
52 gospecify - This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
48 gomatch - library created for testing JSON against patterns.
45 dsunit - Datastore testing for SQL, NoSQL, structured files.
32 fixenv - Fixture manage engine, inspired by pytest fixtures.
30 Hamcrest - fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
20 flute - HTTP client testing framework.
20 schema - Quick and easy expression matching for JSON schemas used in requests and responses.
17 testsql - Generate test data from SQL files before testing and clear it after finished.
16 dft - Lightweight, zero dependency docker containers for testing (or more).
15 gogiven - YATSPEC-like BDD testing framework for Go.
14 biff - Bifurcation testing framework, BDD compatible.
12 stop-and-go - Testing helper for concurrency.
12 gosuite - Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
9 Tt - Simple and colorful test tools.
6 trial - Quick and easy extendable assertions without introducing much boilerplate.
5 go-testpredicate - Test predicate style assertions library with extensive diagnostics output.
4 envite - Dev and testing environment management framework.
3 go-mysql-test-container - Golang MySQL testcontainer to help with MySQL integration testing.
2 arch-go - Architecture testing tool for Go projects.
1 omg.testingtools - The simple library for change a values of private fields for testing.
gomega - Rspec like matcher/assertion library.
ginkgo - BDD Testing Framework for Go.
apitest - Simple and extensible behavioural testing library for REST based services or HTTP handlers that supports mocking external http calls and rendering of sequence diagrams.
gocheck - More advanced testing framework alternative to gotest.

Mock

6690 mockery - Tool to generate Go interfaces.
6395 go-sqlmock - Mock SQL driver for testing database interactions.
2909 gomock - Mocking framework for the Go programming language.
2422 hoverfly - HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
2182 gock - Versatile HTTP mocking made easy.
2108 moq - Utility that generates a struct from any interface. The struct can be used in test code as a mock of the interface.
2040 httpmock - Easy mocking of HTTP responses from external resources.
1054 counterfeiter - Tool for generating self-contained mock objects.
721 go-txdb - Single transaction based database driver mainly for testing purposes.
707 minimock - Mock generator for Go interfaces.
497 pgxmock - A mock library implementing 12133 pgx - PostgreSQL Driver and Toolkit.
413 xgo - A general pureposed function mocking library.
188 govcr - HTTP mock for Golang: record and replay HTTP interactions for offline testing.
83 go-localstack - Tool for using localstack in AWS testing.
71 timex - A test-friendly replacement for the native time package.
23 mockhttp - Mock object for Go http.ResponseWriter.
17 mooncake - A simple way to generate mocks for multiple purposes.
genmock - Go mocking system with code generator for building calls of the interface methods.

Fuzzing and delta-debugging/reducing/shrinking

4833 go-fuzz - Randomized testing system.
1502 gofuzz - Library for populating go objects with random values.
247 Tavor - Generic fuzzing and delta-debugging framework.

Selenium and browser control tools

12012 chromedp - a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
6070 rod - A Devtools driver to make web automation and scraping easy.
2785 playwright-go - browser automation library to control Chromium, Firefox and WebKit with a single API.
2646 selenoid - alternative Selenium hub server that launches browsers within containers.
755 cdp - Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
315 ggr - a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.

Fail injection

852 failpoint - An implementation of failpoints for Golang.

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Text Processing

Libraries for parsing and manipulating texts.

See also Natural Language Processing and Text Analysis.

Formatters

4579 go-humanize - Formatters for time, numbers, and memory size to human readable format.
2306 sq - Convert data from SQL databases or document formats like CSV or Excel into formats such as JSON, Excel, CSV, HTML, Markdown, XML, and YAML.
553 bytes - Formats and parses numeric byte values (10K, 2M, 3G, etc.).
337 gotabulate - Easily pretty-print your tabular data with Go.
86 go-fixedwidth - Fixed-width text formatting (encoder/decoder with reflection).
84 align - A general purpose application that aligns text.
77 address - Handles address representation, validation and formatting.
5 textwrap - Wraps text at end of lines. Implementation of textwrap module from Python.

Markup Languages

5564 blackfriday - Markdown processor in Go.
4754 toml - TOML configuration format (encoder/decoder with reflection).
4183 goldmark - A Markdown parser written in Go. Easy to extend, standard (CommonMark) compliant, well structured.
2927 html-to-markdown - Convert HTML to Markdown. Even works with entire websites and can be extended through rules.
1829 go-toml - Go library for the TOML format with query support and handy cli tools.
769 htmlquery - An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
627 mxj - Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
267 goq - Declarative unmarshalling of HTML using struct tags with jQuery syntax (uses GoQuery).
107 bafi - Universal JSON, BSON, YAML, XML translator to ANY format using templates.
18 go-output-format - Output go structures into multiple formats (YAML/JSON/etc) in your command line app.
12 bbConvert - Converts bbCode to HTML that allows you to add support for custom bbCode tags.
5 htmlyaml - Rich rendering of YAML as HTML in Go
4 htree - Traverse, navigate, filter, and otherwise process trees of html.Node objects.

Parsers/Encoders/Decoders

7859 sh - Shell parser and formatter.
2716 gofeed - Parse RSS and Atom feeds in Go.
2061 go-querystring - Go library for encoding structs into URL query parameters.
1439 when - Natural EN and RU language date/time parser with pluggable rules.
1267 godump (goforj) - Pretty-print Go structs with Laravel/Symfony-style dumps, full type info, colorized CLI output, cycle detection, and private field access.
900 commonregex - A collection of common regular expressions for Go.
564 gographviz - Parses the Graphviz DOT language.
244 go-nmea - NMEA parser library for the Go language.
215 godump - Pretty print any GO variable with ease, an alternative to Go's fmt.Printf("%#v").
147 editorconfig-core-go - Editorconfig file parser and manipulator for Go.
128 tokenizer - Parse any string, slice or infinite buffer to any tokens.
118 go-vcard - Parse and format vCard.
113 sdp - SDP: Session Description Protocol [RFC 4566].
93 did - DID (Decentralized Identifiers) Parser and Stringer in Go.
59 allot - Placeholder and wildcard text parsing for CLI tools and bots.
57 vdf - A Lexer and Parser for Valves Data Format (known as vdf) written in Go.
52 normalize - Sanitize, normalize and compare fuzzy text.
43 gonameparts - Parses human names into individual name parts.
38 go-fasttld - High performance effective top level domains (eTLD) extraction module.
36 xj2go - Convert xml or json to go struct.
25 codetree - Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
11 doi - Document object identifier (doi) parser in Go.
10 parseargs-go - string argument parser that understands quotes and backslashes.
9 ltsv - High performance LTSV (Labeled Tab Separated Value) reader for Go.
9 encdec - Package provides a generic interface to encoders and decoders.
7 prattle - Scan and parse LL(1) grammars simply and efficiently.
parth - URL path segmentation parsing.

Regular Expressions

204 rex - Regular expressions builder.
147 regroup - Match regex expression named groups into go struct using struct tags and automatic parsing.
92 goregen - Library for generating random strings from regular expressions.
87 go-wildcard - Simple and lightweight wildcard pattern matching.
76 genex - Count and expand Regular Expressions into all matching Strings.

Sanitation

3439 bluemonday - HTML Sanitizer.
69 gofuckyourself - A sanitization-based swear filter for Go.

Scrapers

24428 colly - Fast and Elegant Scraping Framework for Gophers.
14591 GoQuery - GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
1228 xurls - Extract urls from text.
688 dataflowkit - Web scraping Framework to turn websites into structured data.
108 pagser - Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler.
39 Tagify - Produces a set of tags from given source.
30 go-recipe - A package for scraping recipes from websites.
14 walker - Seamlessly fetch paginated data from any source. Simple and high performance API scraping included.
4 go-sitemap-parser - Go language library for parsing Sitemaps.

RSS

136 podcast - iTunes Compliant and RSS 2.0 Podcast Generator in Golang

Utility/Miscellaneous

1169 w2vgrep - A semantic grep tool using word embeddings to find semantically similar matches. For example, searching for "death" will find "dead", "killing", "murder".
643 go-runewidth - Functions to get fixed width of the character or string.
193 radix - Fast string sorting algorithm.
110 go-zero-width - Zero-width character detection and removal for Go.
50 petrovich - Petrovich is the library which inflects Russian names to given grammatical case.
20 kace - Common case conversions covering common initialisms.
19 TySug - Alternative suggestions with respect to keyboard layouts.

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Third-party APIs

Libraries for accessing third party APIs.

10859 github - Go library for accessing the GitHub REST API v3.
10155 go-openai - OpenAI ChatGPT, DALL·E, Whisper API library for Go.
5467 discordgo - Go bindings for the Discord Chat API.
4809 slack - Slack API in Go.
4290 google - Auto-generated Google APIs for Go.
4286 google-cloud - Google Cloud APIs Go Client Library.
3151 aws-sdk-go - The official AWS SDK for the Go programming language.
2739 minio-go - Minio Go Library for Amazon S3 compatible cloud storage.
2346 stripe - Go client for the Stripe API.
1544 go-jira - Go client library for Atlassian JIRA
1378 facebook - Go Library that supports the Facebook Graph API.
1153 githubql - Go library for accessing the GitHub GraphQL API v4.
1142 anaconda - Go client library for the Twitter 1.1 API.
991 webhooks - Webhook receiver for GitHub and Bitbucket.
739 paypal - Wrapper for PayPal payment API.
533 geo-golang - Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
450 lark - Feishu/Lark Open API Go SDK, Support ALL Open API and Event Callback.
296 openaigo - OpenAI GPT3/GPT3.5 ChatGPT API client library for Go.
272 ethrpc - Go bindings for Ethereum JSON RPC API.
225 Trello - Go wrapper for the Trello API.
225 go-lark - An easy-to-use unofficial SDK for Feishu and Lark Open Platform.
200 go-marathon - Go library for interacting with Mesosphere's Marathon PAAS.
168 wit-go - Go client for wit.ai HTTP API.
167 go-atlassian - Go library for accessing the Atlassian Cloud services (Jira, Jira Service Management, Jira Agile, Confluence, Admin Cloud)
165 simples3 - Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
159 gosip - Client library for SharePoint.
146 pushover - Go wrapper for the Pushover API.
145 go-trending - Go library for accessing trending repositories and developers at Github.
142 Medium - Golang SDK for Medium's OAuth2 API.
138 golang-tmdb - Golang wrapper for The Movie Database API v3.
129 gostorm - GoStorm is a Go library that implements the communications protocol required to write Storm spouts and Bolts in Go that communicate with the Storm shells.
111 hipchat (xmpp) - A golang package to communicate with HipChat over XMPP.
104 hipchat - This project implements a golang client library for the Hipchat API.
103 disgo - Go API Wrapper for the Discord API.
100 go-gerrit - Go client library for Gerrit Code Review.
90 cachet - Go client library for Cachet (open source status page system).
87 GoFreeDB - Golang library providing common and simple database abstractions on top of Google Sheets.
86 go-redoc - Embedded OpenAPI/Swagger documentation ui for Go using ReDoc.
84 igdb - Go client for the Internet Game Database API.
84 go-postman-collection - Go module to work with Postman Collections (compatible with Insomnia).
84 gogtrends - Google Trends Unofficial API.
80 airtable - Go client library for the Airtable API.
76 go-unsplash - Go client library for the Unsplash.com API.
73 ynab - Go wrapper for the YNAB API.
65 circleci - Go client library for interacting with CircleCI's API.
61 GoMusicBrainz - Go MusicBrainz WS2 client library.
60 mixpanel - Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
57 uptimerobot - Go wrapper and command-line client for the Uptime Robot v2 API.
55 clarifai - Go client library for interfacing with the Clarifai API.
54 megos - Client library for accessing an Apache Mesos cluster.
51 go-xkcd - Go client for the xkcd API.
51 gads - Google Adwords Unofficial API.
51 fcm - Go library for Firebase Cloud Messaging.
51 spotify - Go Library to access Spotify WEB API.
48 swag - No comments, simple go wrapper to create swagger 2.0 compatible APIs. Support most routing frameworks, such as built-in, gin, chi, mux, echo, httprouter, fasthttp and more.
44 go-salesforce - Go client library for interacting with the Salesforce REST API.
44 patreon-go - Go library for Patreon API.
41 go-myanimelist - Go client library for accessing the MyAnimeList API.
41 golyrics - Golyrics is a Go library to fetch music lyrics data from the Wikia website.
35 lastpass-go - Go client library for the LastPass API.
33 steam - Go Library to interact with Steam game servers.
31 gcm - Go library for Google Cloud Messaging.
25 jokeapi-go - Go client for JokeAPI.
25 coinpaprika-go - Go client library for interacting with Coinpaprika's API.
24 shopify - Go Library to make CRUD request to the Shopify API.
24 device-check-go - Go client library for interacting with iOS DeviceCheck API v1.
23 go-imgur - Go client library for imgur
21 aws-encryption-sdk-go - Unofficial Go SDK implementation of the AWS Encryption SDK.
20 brewerydb - Go library for accessing the BreweryDB API.
19 textbelt - Go client for the textbelt.com txt messaging API.
19 go-openproject - Go client library for interacting with OpenProject API.
18 codeship-go - Go client library for interacting with Codeship's API v2.
17 go-aws-news - Go application and library to fetch what's new from AWS.
17 goami2 - AMI v2 library for Asterisk PBX.
17 go-hacknews - Tiny Go client for HackerNews API.
16 gopaapi5 - Go Client Library for Amazon Product Advertising API 5.0.
16 bqwriter - High Level Go Library to write data into Google BigQuery at a high throughout.
15 google-analytics - Simple wrapper for easy google analytics reporting.
13 go-here - Go client library around the HERE location based APIs.
13 rawg-sdk-go - Go library for the RAWG Video Games Database API
13 ip2location-io-go - Go wrapper for the IP2Location.io API IP2Location.io.
12 go-sophos - Go client library for the Sophos UTM REST API with zero dependencies.
12 gomalshare - Go library MalShare API malshare.com
11 goagi - Go library to build Asterisk PBX agi/fastagi applications.
11 go-swagger-ui - Go library containing precompiled Swagger UI for serving swagger json.
11 smite - Go package to wraps access to the Smite game API.
10 libgoffi - Library adapter toolbox for native libffi integration
10 go-hibp - Simple Go binding to the "Have I Been Pwned" APIs.
8 go-chronos - Go library for interacting with the Chronos Job Scheduler
8 tumblr - Go wrapper for the Tumblr v2 API.
7 newsapi-go - Go client for NewsAPI.
7 zooz - Go client for the Zooz API.
6 appstore-sdk-go - Unofficial Golang SDK for AppStore Connect API.
3 go-restcountries - Go library for the REST Countries API.
3 dusupay-sdk-go - Unofficial Dusupay payment gateway API Client for Go
2 gopensky - Go client implementation for OpenSKY Network live's API (airspace ADS-B and Mode S data).
2 TripAdvisor - Go wrapper for the TripAdvisor API.
2 vl-go - Go client library around the VerifID identity verification layer API.
2 fasapay-sdk-go - Unofficial Fasapay payment gateway XML API Client for Golang.
2 playlyfe - The Playlyfe Rest API Go SDK.
go-telegraph - Telegraph publishing platform API client.
go-yapla - Go client library for the Yapla v2.0 API.

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Utilities

General utilities and tools to make your life easier.

71975 fzf - Command-line fuzzy finder written in Go.
51382 dive - A tool for exploring each layer in a Docker image.
22909 hub - wrap git commands with additional functionality to interact with github from the terminal.
19737 lo - A Lodash like Go library based on Go 1.18+ Generics (map, filter, contains, find...)
17041 sqlx - provides a set of extensions on top of the excellent built-in database/sql package.
16239 ctop - Top-like interface (e.g. htop) for container metrics.
14891 goreleaser - Deliver Go binaries as fast and easily as possible.
10669 wuzz - Interactive cli tool for HTTP inspection.
9423 usql - usql is a universal command-line interface for SQL databases.
7770 peco - Simplistic interactive filtering tool.
5113 lancet - A comprehensive, efficient, and reusable util function library of go.
4911 go-funk - Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
4197 godropbox - Common libraries for writing Go services/applications from Dropbox.
3908 minify - Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
3672 panicparse - Groups similar goroutines and colorizes stack dump.
3135 goreporter - Golang tool that does static analysis, unit testing, code review and generate code quality report.
3091 mc - Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
3020 mergo - Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
2724 retry-go - Simple library for retry mechanism.
2708 create-go-app - A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command.
2255 EaseProbe - A simple, standalone, and lightWeight tool that can do health/status checking daemon, support HTTP/TCP/SSH/Shell/Client/... probes, and Slack/Discord/Telegram/SMS... notification.
2211 filetype - Small package to infer the file type checking the magic numbers signature.
2082 Storm - Simple and powerful toolkit for BoltDB.
1868 jump - Jump helps you navigate faster by learning your habits.
1829 mimetype - Package for MIME type detection based on magic numbers.
1811 Failsafe-go - Fault tolerance and resilience patterns for Go.
1737 boilr - Blazingly fast CLI tool for creating projects from boilerplate templates.
1715 mole - cli app to easily create ssh tunnels.
1558 gitbatch - manage your git repositories in one place.
1442 scany - Library for scanning data from a database into Go structs and more.
1306 bed - A Vim-like binary editor written in Go.
1164 hostctl - A CLI tool to manage /etc/hosts with easy commands.
1148 circuitbreaker - Circuit Breakers in Go.
1140 sesh - Sesh is a CLI that helps you create and manage tmux sessions quickly and easily using zoxide.
994 git-time-metric - Simple, seamless, lightweight time tracking for Git.
938 upterm - A tool for developers to share terminal/tmux sessions securely over the web. It’s perfect for remote pair programming, accessing computers behind NATs/firewalls, remote debugging, and more.
820 immortal - *nix cross-platform (OS agnostic) supervisor.
786 circuit - An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
777 changie - Automated changelog tool for preparing releases with lots of customization options.
709 clockwork - A simple fake clock for golang.
703 clipboard - 📋 cross-platform clipboard package in Go.
654 delve - Go debugger.
636 ergo - The management of multiple local services running over different ports made easy.
608 remote-touchpad - Control mouse and keyboard from a smartphone.
597 scan - Scan golang sql.Rows directly to structs, slices, or primitive types.
571 limiters - Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks.
560 mani - CLI tool to help you manage multiple repositories.
556 htcat - Parallel and Pipelined HTTP GET Utility.
531 koazee - Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
500 gubrak - Golang utility library with syntactic sugar. It's like lodash, but for golang.
495 godaemon - Utility to write daemons.
487 go-dry - DRY (don't repeat yourself) package for Go.
458 countries - Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standards.
453 gopencils - Small and simple package to easily consume REST APIs.
425 request - Go HTTP Requests for Humans™.
399 go-rate - Timed rate limiter for Go.
380 config-file-validator - Cross Platform tool to validate configuration files.
374 grofer - A system and resource monitoring tool written in Golang!
345 serve - A static http server anywhere you need.
343 retry - The most advanced functional mechanism to perform actions repetitively until successful.
339 rospo - Simple and reliable ssh tunnels with embedded ssh server in Golang.
306 gotenv - Load environment variables from .env or any io.Reader in Go.
299 util - Collection of useful utility functions. (strings, concurrency, manipulations, ...).
272 wifiqr - Wi-Fi QR Code Generator.
250 pattern-match - Pattern matching library.
249 go-trigger - Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
225 go-sitemap-generator - XML Sitemap generator written in Go.
223 toolbox - Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
198 Death - Managing go application shutdown with signals.
181 go-bind-plugin - go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
170 goval - Evaluate arbitrary expressions in Go.
169 moldova - Utility for generating random data based on an input template.
167 apm - Process manager for Golang applications with an HTTP API.
166 go-bsdiff - Pure Go bsdiff and bspatch libraries and CLI tools.
166 rerun - Recompiling and rerunning go apps when source changes.
160 json-log-viewer - Interactive viewer for JSON logs.
159 robustly - Runs functions resiliently, catching and restarting panics.
159 cmd - Library for executing shell commands on osx, windows and linux.
158 chyle - Changelog generator using a git repository with multiple configuration possibilities.
155 cryptgo - Crytpgo is a TUI based application written purely in Go to monitor and observe cryptocurrency prices in real time!
151 filter - provide filtering, sanitizing, and conversion of Go data.
146 nostromo - CLI for building powerful aliases.
137 sorty - Fast Concurrent / Parallel Sorting.
136 onecache - Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
131 mongo-go-pagination - Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines.
128 lrserver - LiveReload server for Go.
123 gitcs - Git Commits Visualizer, CLI tool to visualize your Git commits on your local machine.
120 go-lock - go-lock is a lock library implementing read-write mutex and read-write trylock without starvation.
116 goseaweedfs - SeaweedFS client library with almost full features.
111 cookie - Cookie struct parsing and helper package.
102 mssqlx - Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
102 xferspdy - Xferspdy provides binary diff and patch library in golang.
100 mimemagic - Pure Go ultra performant MIME sniffing library/utility.
96 go-health - Health package simplifies the way you add health check to your services.
95 go-lambda-cleanup - A CLI for removing unused or previous versions of AWS Lambdas.
93 go-pattern-match - A Pattern matching library inspired by ts-pattern.
91 countries - All you need when you are working with countries in Go.
91 equalizer - Quota manager and rate limiter collection for Go.
88 pgo - Convenient functions for PHP community.
85 repeat - Go implementation of different backoff strategies useful for retrying operations and heartbeating.
82 handy - Many utilities and helpers like string handlers/formatters and validators.
79 pm - Process (i.e. goroutine) manager with an HTTP API.
72 netbug - Easy remote profiling of your services.
70 UNIS - Common Architecture™ for String Utilities in Go.
70 multitick - Multiplexor for aligned tickers.
69 goreadability - Webpage summary extractor using Facebook Open Graph and arc90's readability.
68 dbt - A framework for running self-updating signed binaries from a central, trusted repository.
67 backscanner - A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
66 scan - Scan sql rows into any type powered by generics.
66 retry - Simple and easy retry mechanism package for Go.
66 go-astitodo - Parse TODOs in your GO code.
63 golog - Easy and lightweight CLI tool to time track your tasks.
62 minquery - MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
60 shutdown - App shutdown hooks for os.Signal handling.
54 copy-pasta - Universal multi-workstation clipboard that uses S3 like backend for the storage.
54 golarm - Fire alarms with system events.
53 cvt - Easy and safe convert any value to another type.
52 gofn - High performance utility functions written using Generics for Go 1.18+.
51 slice - Type-safe functions for common Go slice operations.
51 sshman - SSH Manager for authorized_keys files on multiple remote servers.
50 retry-go - Retrying made simple and easy for golang.
50 goback - Go simple exponential backoff package.
47 set - Performant and flexible struct mapping and loose type conversion.
47 gostrutils - Collections of string manipulation and conversion functions.
47 slicer - Makes working with slices easier.
47 ghokin - Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
47 go-httpheader - Go library for encoding structs into Header fields.
45 yogo - Check yopmail mails from command line.
44 pointer - Package pointer contains helper routines for simplifying the creation of optional fields of basic type.
42 evaluator - Evaluate an expression dynamically based on s-expression. It's simple and easy to extend.
41 go-qr - A native, high-quality and minimalistic QR code generator.
40 throttle - Throttle is an object that will perform exactly one action per duration.
36 just - Just a collection of useful functions for working with generic data structures.
35 rclient - Readable, flexible, simple-to-use client for REST APIs.
35 tome - Tome was designed to paginate simple RESTful APIs.
34 mimesniffer - A MIME type sniffer for Go.
34 watchhttp - Run command periodically and expose latest STDOUT or its rich delta as HTTP endpoint.
33 git-tools - Tool to help manage git tags.
30 generate - runs go generate recursively on a specified path or environment variable and can filter by regex.
29 goplaceholder - a small golang lib to generate placeholder images.
28 debounce - A zero-allocation debouncer written in Go.
28 ptr - Package that provide functions for simplified creation of pointers from constants of basic types.
28 graterm - Provides primitives to perform ordered (sequential/concurrent) GRAceful TERMination (aka shutdown) in Go application.
25 ctxutil - A collection of utility functions for contexts.
24 structs - Implement simple functions to manipulate structs.
23 go-convert - Package go-convert enables you to convert a value into another type.
22 jsend - JSend's implementation written in Go.
21 go-type - Library providing Go types for store/validation and transfer of ISO-4217, ISO-3166, and other types.
19 healthcheck - A simple yet powerful readiness test for Kubernetes.
18 filler - small utility to fill structs using "fill" tag.
17 go-problemdetails - Go package for working with Problem Details.
17 dlog - Compile-time controlled logger to make your release smaller without removing debug calls.
16 okrun - go run error steamroller.
16 rest-go - A package that provide many helpful methods for working with rest api.
16 go-countries - Lightweight lookup over ISO-3166 codes.
14 go-tripper - Tripper is a circuit breaker package for Go that allows you to circuit and control the status of circuits.
14 silk - Read silk netflow files.
14 go-clip - A minimalistic clipboard manager for Mac.
13 retry - A pretty simple library to ensure your work to be done.
13 command - Command pattern for Go with thread safe serial and parallel dispatcher.
12 blank - Verify or remove blanks and whitespace from strings.
12 jet - Just Edit Text: a fast and powerful tool for finding and replacing file content and names using regular expressions.
11 nfdump - Read nfdump netflow files.
11 statiks - Fast, zero-configuration, static HTTP filer server.
11 retry - A simple but highly configurable retry package for Go.
11 loncha - A high-performance slice Utilities.
11 bleep - Perform any number of actions on any set of OS signals in Go.
10 optional - Optional struct fields and vars.
10 goctx - Get your context value with high performance.
9 sliceconv - Slice conversion between primitive types.
7 lets-go - Go module that provides common utilities for Cloud Native REST API development. Also contains AWS Specific utilities.
7 go-events - A go event and event'subscribe package, like wordpress hook functions.
7 go-pkg - A go toolkit.
5 olaf - Twitter Snowflake implemented in Go.
5 tik - Simple and easy timing wheel package for Go.
4 xpool - Yet another golang type safe object pool using generics.
3 go-actuator - Production ready features for Go based web frameworks.
2 lang - Generic one-liners to work with variables, slices and maps without boilerplate code.

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UUID

Libraries for working with UUIDs.

5728 uuid - Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.
4759 ulid - Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
4152 xid - Xid is a globally unique id generator library, ready to be safely used directly in your server code.
1701 uuid - Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
540 wuid - An extremely fast globally unique number generator.
91 sno - Compact, sortable and fast unique IDs with embedded metadata.
65 guid - Fast cryptographically safe Guid generator for Go (~10x faster than uuid).
62 nanoid - A tiny and efficient Go unique string ID generator.
41 goid - Generate and Parse RFC4122 compliant V4 UUIDs.
26 gouid - Generate cryptographically secure random string IDs with just one allocation.
18 uuid - Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.
5 uuidcheck - A tiny, dependency-free Go library that validates UUIDs against standard RFC 4122 formatting, converts UUIDv7() into UTC timestamps.
uniq - No hassle safe, fast unique identifiers with commands.
fastuuid - Fast generate UUIDv4 as string or bytes.

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Validation

Libraries for validation.

18639 validator - Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
6167 govalidator - Validators and sanitizers for strings, numerics, slices and structs.
3947 ozzo-validation - Supports validation of various data types (structs, strings, maps, slices, etc.) with configurable and extensible validation rules specified in usual code constructs instead of struct tags.
1337 govalidator - Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
1099 validate - Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
903 Zog - A 38991 Zod inspired schema builder for runtime value parsing and validation. ⬆ back to top
157 gody - 🎈 A lightweight struct validator for Go.
118 jio - jio is a json schema validator similar to 21119 joi.
111 checkdigit - Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
98 govalid - Fast, tag-based validation for structs.
93 validate - This package provides a framework for writing validations for Go applications.
31 valix Go package for validating requests
31 go-validator - Validation library using Generics.
12 hvalid hvalid is a lightweight validation library written in Go language. It provides a custom validator interface and a series of common validation functions to help developers quickly implement data validation.
7 Validator - A lightweight model validator written in Go.Contains VFs:Min, Max, MinLength, MaxLength, Length, Enum, Regex.

Version Control

Libraries for version control.

6712 go-git - highly extensible Git implementation in pure Go.
2718 hercules - gaining advanced insights from Git repository history.
1974 git2go - Go bindings for libgit2.
110 githooks - Per-repo and shared Git hooks with version control and auto update.
80 go-vcs - manipulate and inspect VCS repositories in Go.
47 froggit-go - Froggit-Go is a Go library, allowing to perform actions on VCS providers.
16 hgo - Hgo is a collection of Go packages providing read-access to local Mercurial repositories.
cli - An open-source GitLab command line tool bringing GitLab's cool features to your command line.

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Video

Libraries for manipulating video.

2122 goav - Comprehensive Go bindings for FFmpeg.
1265 m3u8 - Parser and generator library of M3U8 playlists for Apple HLS.
912 gmf - Go bindings for FFmpeg av* libraries.
805 gortsplib - Pure Go RTSP server and client library.
643 go-astisub - Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
574 go-astits - Parse and demux MPEG Transport Streams (.ts) natively in GO.
531 mp4ff - Library and tools for working with MP4 files containing video, audio, subtitles, or metadata.
520 go-astiav - Better C bindings for ffmpeg in GO.
472 libvlc-go - Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
85 v4l - Video capture library for Linux, written in Go.
34 go-m3u8 - Parser and generator library for Apple m3u8 playlists. Actively maintained version of quangngotan95/go-m3u8 with improvements and latest HLS playlist parsing compatibility.
26 go-mpd - Parser and generator library for MPEG-DASH manifest files.

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Web Frameworks

Full stack web frameworks.

83096 Gin - Gin is a web framework written in Go! It features a martini-like API with much better performance, up to 40 times faster. If you need performance and good productivity.
37115 Fiber - An Express.js inspired web framework build on Fasthttp.
32140 Beego - beego is an open-source, high-performance web framework for the Go programming language.
31252 Echo - High performance, minimalist Go web framework.
13201 Revel - High-productivity web framework for the Go language.
12521 GoFrame - GoFrame is a modular, powerful, high-performance and enterprise-class application development framework of Golang.
12161 GoFr - Gofr is an opinionated microservice development framework.
6374 Hertz - A high-performance and strong-extensibility Go HTTP framework that helps developers build microservices.
5895 Goa - Goa provides a holistic approach for developing remote APIs and microservices in Go.
3909 goravel - A Laravel-inspired web framework with ORM, authentication, queue, task scheduling, and more built-in features.
3226 Huma - Framework for modern REST/GraphQL APIs with built-in OpenAPI 3, generated documentation, and a CLI.
1715 Goyave - Feature-complete REST API framework aimed at clean code and fast development, with powerful built-in functionalities.
1440 Fuego - The framework for busy Go developers! Web framework generating OpenAPI 3 spec from source code.
1283 Atreugo - High performance and extensible micro web framework with zero memory allocations in hot paths.
770 templui - Modern UI Components for Go & Templ.
734 Yokai - Simple, modular, and observable Go framework for backend applications.
579 iWF - iWF is an all-in-one platform for developing long-running business processes. It offers a convenient abstraction for utilizing databases, ElasticSearch, message queues, durable timers, and more, with a clean, simple, and user-friendly interface.
565 Flamingo Commerce - Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications.
544 rk-boot - A bootstrapper library for building enterprise go microservice with Gin and gRPC quickly and easily.
533 Flamingo - Framework for pluggable web projects. Including a concept for modules and offering features for DI, Configareas, i18n, template engines, graphql, observability, security, events, routing & reverse routing etc.
481 Fastschema - A flexible Go web framework and Headless CMS.
352 uAdmin - Fully featured web framework for Golang, inspired by Django.
307 WebGo - A micro-framework to build web apps with handler chaining, middleware, and context injection. With standard library-compliant HTTP handlers (i.e., http.HandlerFunc)..
297 Ginrpc - Gin parameter automatic binding tool,gin rpc tools.
181 hiboot - hiboot is a high performance web application framework with auto configuration and dependency injection support.
131 Gone - A lightweight dependency injection and web framework inspired by Spring.
125 patron - Patron is a microservice framework following best cloud practices with a focus on productivity.
118 Microservice - The framework for the creation of microservices, written in Golang.
97 rux - Simple and fast web framework for build golang HTTP applications.
54 Don - A highly performant and simple to use API framework.
34 Ronykit - Web framework with pluggable architecture and very performant.
30 Lit - Highly performant declarative web framework for Golang, aiming for simplicity and quality of life.
7 golamb - Golamb makes it easier to write API endpoints for use with AWS Lambda and API Gateway.
Pnutmux - Pnutmux is a powerful Go web framework that uses regex for matching and handling HTTP requests. It offers features such as CORS handling, structured logging, URL parameters extraction, middlewares, and concurrency limiting.
Confetti Framework - Confetti is a Go web application framework with an expressive, elegant syntax. Confetti combines the elegance of Laravel and the simplicity of Go.

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Middlewares

Actual middlewares

2806 Tollbooth - Rate limit HTTP request handler.
2794 CORS - Easily add CORS capabilities to your API.
2237 Limiter - Dead simple rate limit middleware for Go.
859 go-server-timing - Add/parse Server-Timing header.
509 go-fault - Fault injection middleware for Go.
155 ln-paywall - Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
100 XFF - Handle X-Forwarded-For header and friends.
77 rk-grpc - Middleware for gRPC with logging, metrics, auth, tracing etc.
50 rk-gin - Middleware for Gin framework with logging, metrics, auth, tracing etc.
38 formjson - Transparently handle JSON input as a standard form POST.
24 client-timing - An HTTP client for Server-Timing header.
16 echo-middleware - Middleware for Echo framework with logging and metrics.
10 mid - Miscellaneous HTTP middleware features: idiomatic error return from handlers; receive/respond with JSON data; request tracing; and more.

Libraries for creating HTTP middlewares

7534 negroni - Idiomatic HTTP middleware for Golang.
3268 alice - Painless middleware chaining for Go.
1968 render - Go package for easily rendering JSON, XML, and HTML template responses.
593 stats - Go middleware that stores various information about your web application.
293 interpose - Minimalist net/http middleware for golang.
262 renderer - Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go.
206 muxchain - Lightweight middleware for net/http.
106 gores - Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
100 rye - Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
88 mediary - add interceptors to http.Client to allow dumping/shaping/tracing/... of requests/responses.
61 chain - Handler wrapper chaining with scoped data (net/context-based "middleware").
9 catena - http.Handler wrapper catenation (same API as "chain").

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Routers

21470 mux - Powerful URL router and dispatcher for golang.
20116 chi - Small, fast and expressive HTTP router built on net/context.
16919 httprouter - High performance router. Use this and the standard http handlers to form a very high performance web framework.
1512 gocraft/web - Mux and middleware package in Go.
1287 Bone - Lightning Fast HTTP Multiplexer.
971 Goji - Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
871 fasthttprouter - High performance router forked from httprouter. The first router fit for fasthttp.
619 httptreemux - High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
530 xujiajun/gorouter - A simple and fast HTTP router for Go.
456 ozzo-routing - An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
384 lars - Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
348 Siesta - Composable framework to write middleware and handlers.
267 vestigo - Performant, stand-alone, HTTP compliant URL Router for go web applications.
185 gowww/router - Lightning fast HTTP router fully compatible with the net/http.Handler interface.
153 GoRouter - GoRouter is a Server/API micro framework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
150 pure - Is a lightweight HTTP router that sticks to the std "net/http" implementation.
134 alien - Lightweight and fast http router from outer space.
107 violetear - Go HTTP router.
101 Bxog - Simple and fast HTTP router for Go. It works with routes of varying difficulty, length and nesting. And he knows how to create a URL from the received parameters.
99 xmux - High performance muxer based on httprouter with net/context support.
80 goblin - A golang http router based on trie tree.
71 ngamux - Simple HTTP router for Go.
54 bellt - A simple Go HTTP router.
23 FastRouter - a fast, flexible HTTP router written in Go.
22 GoLobby/Router - GoLobby Router is a lightweight yet powerful HTTP router for the Go programming language.
18 nchi - chi-like router built on httprouter with dependency injection based middleware wrappers
9 goroute - Simple yet powerful HTTP request multiplexer.

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WebAssembly

16453 tinygo - Go compiler for small places. Microcontrollers, WebAssembly, and command-line tools. Based on LLVM.
499 dom - DOM library.
264 go-canvas - Library to use HTML5 Canvas, with all drawing within go code.
199 wasmbrowsertest - Run Go WASM tests in your browser.
179 webapi - Bindings for DOM and HTML generated from WebIDL.
125 Extism Go SDK - Universal, cross-language WebAssembly framework for building plug-in systems and polyglot apps.
104 vert - Interop between Go and JS values.

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Webhooks Server

11035 webhook - Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
234 WebhookX - A webhooks gateway for message receiving, processing, and reliable delivering.
41 webhooked - A webhook receiver on steroids: handle, secure, format and store a Webhook payload has never been easier.

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Windows

1251 go-ole - Win32 OLE implementation for golang.
161 d3d9 - Go bindings for Direct3D9.
11 gosddl - Converter from SDDL-string to user-friendly JSON. SDDL consist of four part: Owner, Primary Group, DACL, SACL.

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Workflow Frameworks

Libraries for creating Workflows.

2390 Dagu - No-code workflow executor. it executes DAGs defined in a simple YAML format.
562 go-taskflow - A taskflow-like General-purpose Task-parallel Programming Framework with integrated visualizer and profiler.
359 Cadence-client - A framework for authoring workflows and activities running on top of the Cadence orchestration engine made by Uber.
177 workflow - A tech stack agnostic Event Driven Workflow framework.
29 go-dag - A framework developed in Go that manages the execution of workflows described by directed acyclic graphs.

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XML

Libraries and tools for manipulating XML.

770 zek - Generate a Go struct from XML.
720 xpath - XPath package for Go.
470 xmlquery - xmlquery is Golang XPath package for XML query.
64 xml2map - XML to MAP converter written Golang.
28 xmlwriter - Procedural XML generation API based on libxml2's xmlwriter module.
21 XML-Comp - Simple command line XML comparer that generates diffs of folders, files and tags.

Zero Trust

Libraries and tools to implement Zero Trust architectures.

5049 Cosign - Container Signing, Verification and Storage in an OCI registry.
3434 OpenZiti - A full, open source zero trust overlay network. Including numerous SDKs for numerous languages such as 108 golang allowing you to embed zero trust principles directly into your applications. The OpenZiti Test Kitchen has numerous examples to draw inspiration from including a 39 zero trust ssh client - zssh
1989 Spire - SPIRE (the SPIFFE Runtime Environment) is a toolchain of APIs for establishing trust between software systems across a wide variety of hosting platforms.
139 in-toto - Go implementation of the in-toto (provides a framework to protect the integrity of the software supply chain) python reference implementation.
90 Spiffe-Vault - Utilizes Spiffe JWT authentication with Hashicorp Vault for secretless authentication.

Code Analysis

Source code analysis tools, also known as Static Application Security Testing (SAST) Tools.

17303 golangci-lint – A fast Go linters runner. It runs linters in parallel, uses caching, supports yaml config, has integrations with all major IDE and has dozens of linters included.
6502 staticcheck - staticcheck is go vet on steroids, applying a ton of static analysis checks you might be used to from tools like ReSharper for C#.
5233 revive – ~6x faster, stricter, configurable, extensible, and beautiful drop-in replacement for golint.
2425 errcheck - Errcheck is a program for checking for unchecked errors in Go programs.
2026 GoPlantUML - Library and CLI that generates text plantump class diagram containing information about structures and interfaces with the relationship among them.
1972 go-critic - source code linter that brings checks that are currently not implemented in other linters.
1082 golines - Formatter that automatically shortens long lines in Go code.
955 php-parser - A Parser for PHP written in Go.
947 go-cleanarch - go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
796 vacuum - An ultra-super-fast, lightweight OpenAPI linter and quality checking tool.
784 goast-viewer - Web based Golang AST visualizer.
660 go-mod-outdated - An easy way to find outdated dependencies of your Go projects.
534 goreturns - Adds zero-value return statements to match the func return types.
435 Chronos - Detects race conditions statically
434 todocheck - Static code analyser which links TODO comments in code with issues in your issue tracker.
384 unconvert - Remove unnecessary type conversions from Go source.
351 dupl - Tool for code clone detection.
341 wrapcheck - A linter to check that errors from external packages are wrapped.
324 tickgit - CLI and go package for surfacing code comment TODOs (in any language) and applying a git blameto identify the author.
244 gostatus - Command line tool, shows the status of repositories that contain Go packages.
180 apicompat - Checks recent changes to a Go project for backwards incompatible changes.
143 testifylint – A linter that checks usage of 24888 github.com/stretchr/testify.
131 go-checkstyle - checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style referred to some points in Go Code Review Comments.
88 asty - Converts golang AST to JSON and JSON to AST.
65 lint - Run linters as part of go test.
62 validate - Automatically validates struct fields with tags.
58 ChainJacking - Find which of your Go lang direct GitHub dependencies is susceptible to ChainJacking attack.
47 fatcontext - Fatcontext detects nested contexts in loops or function literals.
45 usestdlibvars - A linter that detect the possibility to use variables/constants from the Go standard library.
13 golang-ifood-sdk - iFood API SDK.
goimports - Tool to fix (add, remove) your Go imports automatically.
blanket - blanket is a tool that helps you catch functions which don't have direct unit tests in your Go packages.

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Editor Plugins

Plugin for text editors and IDEs.

16144 vim-go - Go development plugin for Vim.
5006 gocode - Autocompletion daemon for the Go programming language.
4082 vscode-go - Extension for Visual Studio Code (VS Code) which provides support for the Go language.
3419 GoSublime - Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
1424 go-mode - Go mode for GNU/Emacs.
676 goimports-reviser - Formatting tool for imports.
576 coc-go language server extension for Vim/Neovim - This plugin adds 7756 gopls features to Vim/Neovim.
202 Watch - Runs a command in an acme win on file changes.
90 vim-compiler-go - Vim plugin to highlight syntax errors on save.
25 gounit-vim - Vim plugin for generating Go tests based on the function's or method's signature.
8 Go Doc - A Visual Studio Code extension for showing definition in output and generating go doc.
goprofiling - This extension adds benchmark profiling support for the Go language to VS Code.
Go plugin for JetBrains IDEs - Go plugin for JetBrains IDEs.

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Go Generate Tools

5086 gotests - Generate Go tests from your source code.
373 xgen - XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator.
143 hasgo - Generate Haskell inspired functions for your slices.
113 gocontracts - brings design-by-contract to Go by synchronizing the code with the documentation.
113 gonerics - Idiomatic Generics in Go.
95 options-gen - Functional options described by Dave Cheney's post "Functional options for friendly APIs".
86 envdoc - generate documentation for environment variables from Go source files.
85 sqlgen - Generate gorm, xorm, sqlx, bun, sql code from SQL file or DSN.
85 gounit - Generate Go tests using your own templates.
49 generic - flexible data type for Go.
18 godal - Generate orm models corresponding to golang by specifying sql ddl file, which can be used by gorm.
TOML-to-Go - Translates TOML into a Go type in the browser instantly.
re2dfa - Transform regular expressions into finite state machines and output Go source code.

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Go Tools

9802 go-swagger - Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
6314 go-callvis - Visualize call graph of your Go program using dot format.
5319 OctoLinker - Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
1626 go-size-analyzer - Analyze and visualize the size of dependencies in compiled Golang binaries, providing insight into their impact on the final build.
862 richgo - Enrich go test outputs with text decorations.
274 MoniGO - A performance monitoring library for Go applications. It provides real-time insights into application performance! 🚀
251 rts - RTS: response to struct. Generates Go structs from server responses.
219 roumon - Monitor current state of all active goroutines via a command line interface.
206 godbg - Implementation of Rusts dbg! macro for quick and easy debugging during development.
205 typex - Examine Go types and their transitive dependencies, alternatively export results as TypeScript value objects (or types) declaration.
145 gotestdox - Show Go test results as readable sentences.
127 gothanks - GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers.
68 igo - An igo to go transpiler (new language features for Go language!)
52 gotutor - Online Go Debugger & Visualizer.
46 docs - Automatically generate RESTful API documentation for GO projects - aligned with Open API Specification standard.
38 gomodrun - Go tool that executes and caches binaries included in go.mod files.
31 decouple - Find “overspecified” function parameters that could be generalized with interface types.
21 modver - Compare two versions of a Go module to check the version-number change required (major, minor, or patchlevel), according to semver rules.
7 textra - Extract Go struct field names, types and tags for filtering and exporting.
gotemplate.io - Online tool to preview text/template templates live.
go-template-playground - An interactive environment to create and test Go templates.

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Software Packages

Software written in Go.

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DevOps Tools

116292 kubernetes - Container Cluster Manager from Google.
70078 Moby - Collaborative project for the container ecosystem to assemble container-based systems.
55523 traefik - Reverse proxy and load balancer with support for multiple backends.
49545 Gitea - Fork of Gogs, entirely community driven.
30684 minikube - Run Kubernetes locally.
30189 k3s - Lightweight Kubernetes.
28239 k6 - A modern load testing tool, using Go and JavaScript.
24372 Vegeta - HTTP load testing tool and library. It's over 9000!
19054 Hey - Hey is a tiny program that sends some load to a web application.
15407 Packer - Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
14302 kind - Kubernetes IN Docker - local clusters for testing Kubernetes.
11426 kubeshark - API traffic analyzer for Kubernetes, inspired by Wireshark, purposely built for Kubernetes.
11065 GVM - GVM provides an interface to manage Go versions.
9177 Flannel - Flannel is a network fabric for containers, designed for Kubernetes.
8482 Ddosify - High-performance load testing tool, written in Golang.
8066 ko - Command line tool for building and deploying Go applications on Kubernetes
6772 script - Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
6755 KubeVela - Cloud native application delivery.
6421 bombardier - Fast cross-platform HTTP benchmarking tool.
5907 k3d - Little helper to run CNCF's k3s in Docker.
5653 podinfo - Podinfo is a tiny web application made with Go that showcases best practices of running microservices in Kubernetes. Podinfo is used by CNCF projects like Flux and Flagger for end-to-end testing and workshops.
5229 Fleet device management - Lightweight, programmable telemetry for servers and workstations.
5229 gaia - Build powerful pipelines in any programming language.
4337 Pomerium - Pomerium is an identity-aware access proxy.
4053 tau - Easily build Cloud Computing Platforms with features like Serverless WebAssembly Functions, Frontend Hosting, CI/CD, Object Storage, K/V Database, and Pub-Sub Messaging.
3420 s5cmd - Blazing fast S3 and local filesystem execution tool.
3414 bosun - Time Series Alerting Framework.
2761 kubeblocks - KubeBlocks is an open-source control plane that runs and manages databases, message queues and other data infrastructure on K8s.
2674 aptly - aptly is a Debian repository management tool.
2154 kala - Simplistic, modern, and performant job scheduler.
1853 fac - Command-line user interface to fix git merge conflicts.
1774 ghorg - Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, Gitea, and Bitbucket.
1629 StatusOK - Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected.
1620 go-selfupdate - Enable your Go applications to self update.
1434 tlm - Local cli copilot, powered by CodeLLaMa
1292 uTask - Automation engine that models and executes business processes declared in yaml.
1191 PipeCD - A GitOps-style continuous delivery platform that provides consistent deployment and operations experience for any applications.
1183 KubeVPN - KubeVPN offers a Cloud-Native Dev Environment that seamlessly connects to your Kubernetes cluster network.
1147 KusionStack - A unified programmable configuration techstack to deliver modern app in 'platform as code' and 'infra as code' approach.
1143 s3gof3r - Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
982 kwatch - Monitor & detect crashes in your Kubernetes(K8s) cluster instantly.
978 skm - SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
925 Scaleway-cli - Manage BareMetal Servers from Command Line (as easily as with Docker).
804 cassowary - Modern cross-platform HTTP load-testing tool written in Go.
691 kool - Command line tool for managing Docker environments as an easy way.
691 alaz - Effortless, Low-Overhead, eBPF-based Kubernetes Monitoring.
601 aurora - Cross-platform web-based Beanstalkd queue server console.
539 govvv - “go build” wrapper to easily add version information into Go binaries.
436 Pewpew - Flexible HTTP command line stress tester.
406 jcli - Jenkins CLI allows you manage your Jenkins as an easy way.
396 gobrew - Go version manager. Super simple tool to install and manage Go versions. Install go without root. Gobrew doesn't require shell rehash.
368 s3-proxy - S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth).
338 gonative - Tool which creates a build of Go that can cross compile to all platforms while still using the Cgo-enabled versions of the stdlib packages.
337 lstags - Tool and API to sync Docker images across different registries.
333 trubka - A CLI tool to manage and troubleshoot Apache Kafka clusters with the ability of generically publishing/consuming protocol buffer and plain text events to/from Kafka.
331 easyssh-proxy - Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
316 Mora - REST server for accessing MongoDB documents and meta data.
306 Balerter - A self-hosted script-based alerting manager.
300 manssh - manssh is a command line tool for managing your ssh alias config easily.
278 terraform-provider-openapi - Terraform provider plugin that dynamically configures itself at runtime based on an OpenAPI document (formerly known as swagger file) containing the definitions of the APIs exposed.
272 dogo - Monitoring changes in the source file and automatically compile and run (restart).
244 dish - A lightweight, remotely configurable monitoring service.
228 godbg - Web-based gdb front-end application.
222 abbreviate - abbreviate is a tool turning long strings in to shorter ones with configurable separators, for example to embed branch names in to deployment stack IDs.
220 Blast - A simple tool for API load testing and batch jobs.
220 kcli - Command line tool for inspecting kafka topics/partitions/messages.
191 gobrew - gobrew lets you easily switch between multiple versions of go.
180 ostent - collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
177 Dockerfile-Generator - A go library and an executable that produces valid Dockerfiles using various input channels.
169 grapes - Lightweight tool designed to distribute commands over ssh with ease.
168 winrm-cli - Cli tool to remotely execute commands on Windows machines.
158 tf-profile - Profiler for Terraform runs. Generate global stats, resource-level stats or visualizations.
156 drone-scp - Copy files and artifacts via SSH using a binary, docker or Drone CI.
112 Mantil - Go specific framework for building serverless applications on AWS that enables you to focus on pure Go code while Mantil takes care of the infrastructure.
107 go-rocket-update - A simple way to make self updating Go applications - Supports Github and Gitlab.
106 decompose - tool to generate and process Docker containers connections graphs.
99 go-furnace - Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
66 Dropship - Tool for deploying code via cdn.
51 docker-go-mingw - Docker image for building Go binaries for Windows with MinGW toolchain.
40 httpref - httpref is a handy CLI reference for HTTP methods, status codes, headers, and TCP and UDP ports.
38 drone-jenkins - Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
35 awsenv - Small binary that loads Amazon (AWS) environment variables for a profile.
33 Rodent - Rodent helps you manage Go versions, projects and track dependencies.
32 lwc - A live-updating version of the UNIX wc command.
23 DepCharge - Helps orchestrating the execution of commands across the many dependencies in larger projects.
17 wait-for - Wait for something to happen (from the command line) before continuing. Easy orchestration of Docker services and other things.
8 sg - Benchmarks a set of HTTP endpoints (like ab), with possibility to use the response code and data between each call for specific server stress based on its previous response.
Docker - Open platform for distributed applications for developers and sysadmins.
gitea-github-migrator - Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
Gogs - A Self Hosted Git Service in the Go Programming Language.
Wide - Web-based IDE for Teams using Golang.

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Other Software

30549 croc - Easily and securely send files or folders from one computer to another.
29273 restic - De-duplicating backup program.
25156 Seaweed File System - Fast, Simple and Scalable Distributed File System with O(1) disk seek.
19001 Gor - Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
11874 JuiceFS - Distributed POSIX file system built on top of Redis and AWS S3.
11351 toxiproxy - Proxy to simulate network and system conditions for automated tests.
10416 Comcast - Simulate bad network connections.
8403 confd - Manage local application configuration files using templates and data from etcd or consul.
7700 LiteIDE - LiteIDE is a simple, open source, cross-platform Go IDE.
7469 scc - Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
6722 drive - Google Drive client for the commandline.
5577 nes - Nintendo Entertainment System (NES) emulator written in Go.
5473 Duplicacy - A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
5453 blocky - Fast and lightweight DNS proxy as ad-blocker for local network with many features.
2717 myLG - Command Line Network Diagnostic tool written in Go.
2633 GoBoy - Nintendo Game Boy Color emulator written in Go.
2505 Stack Up - Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
2456 lgo - Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility.
2270 Documize - Modern wiki software that integrates data from SaaS tools.
2096 sonic - Sonic is a Go Blogging Platform. Simple and Powerful.
2061 Gokapi - Lightweight server to share files, which expire after a set amount of downloads or days. Similar to Firefox Send, but without public upload.
1988 Circuit - Circuit is a programmable platform-as-a-service (PaaS) and/or Infrastructure-as-a-Service (IaaS), for management, discovery, synchronization and orchestration of services and hosts comprising cloud applications.
1663 portal - Portal is a quick and easy command-line file transfer utility from any computer to another.
1610 borg - Terminal based search engine for bash snippets.
1583 Plik - Plik is a temporary file upload system (Wetransfer like) in Go.
1419 shell2http - Executing shell commands via http server (for prototyping or remote control).
1130 vFlow - High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
1063 peg - Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
897 Go Package Store - App that displays updates for the Go packages in your GOPATH.
883 GoNB - Interactive Go programming with Jupyter Notebooks (also works in VSCode, Binder and Google's Colab).
805 yai - AI powered terminal assistant.
756 Leaps - Pair programming service using Operational Transforms.
752 gfile - Securely transfer files between two computers, without any third party, over WebRTC.
702 sake - sake is a command runner for local and remote hosts.
674 Guora - A self-hosted Quora like web application written in Go.
643 gocc - Gocc is a compiler kit for Go written in Go.
632 Gebug - A tool that makes debugging of Dockerized Go applications super easy by enabling Debugger and Hot-Reload features, seamlessly.
589 Chapar - Chapar is a a cross-platform Postman alternative built with go, aims to help developers to test their api endpoints. it support http and grpc protocols.
564 mockingjay - Fake HTTP servers and consumer driven contracts from one configuration file. You can also make the server randomly misbehave to help do more realistic performance tests.
490 woke - Detect non-inclusive language in your source code.
473 go-peerflix - Video streaming torrent client.
397 hotswap - A complete solution to reload your go code without restarting your server, interrupting or blocking any ongoing procedure.
361 ide - Browser accessible IDE. Designed for Go with Go.
328 Neo-cowsay - 🐮 cowsay is reborn. for a New Era.
303 crawley - Web scraper/crawler for cli.
302 wellington - Sass project management tool, extends the language with sprite functions (like Compass).
301 Cherry - Tiny webchat server in Go.
276 stew - An independent package manager for compiled binaries.
260 tcpdog - eBPF based TCP observability.
217 joincap - Command-line utility for merging multiple pcap files together.
186 Orbit - A simple tool for running commands and generating files from templates.
183 fjira - A fuzzy-search based terminal UI application for Attlasian Jira
155 vaku - CLI & API for folder-based functions in Vault like copy, move, and search.
80 dp - Through SDK for data exchange with blockchain, developers can get easy access to DAPP development.
78 boxed - Dropbox based blog engine.
23 naclpipe - Simple NaCL EC25519 based crypto pipe tool written in Go.
16 Snitch - Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
13 GoDocTooltip - Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
13 tinycare-tui - Small terminal app that shows git commits from the last 24 hours and week, current weather, some self care advice, a joke, and you current todo list tasks.
9 hoofli - Generate PlantUML diagrams from Chrome or Firefox network inspections.
syncthing - Open, decentralized file synchronization tool and protocol.
hugo - Fast and Modern Static Website Engine.
Juju - Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
tsuru - Extensible and open source Platform as a Service software.
GoLand - Full featured cross-platform Go IDE.
goblin - Cloud builder for CLI's written in go lang
Wave Terminal - Wave is an open-source, AI-native terminal built for seamless developer workflows with inline rendering, a modern UI, and persistent sessions.
limetext - Lime Text is a powerful and elegant text editor primarily developed in Go that aims to be a Free and open-source software successor to Sublime Text.
Better Go Playground - Go playground with syntax highlight, code completion and other features.
Layli - Draw pretty layout diagrams as code.
zs - an extremely minimal static site generator.

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Resources

Where to discover new Go libraries.

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Benchmarks

2123 go-web-framework-benchmark - Go web framework benchmark.
1657 go-http-routing-benchmark - Go HTTP request router benchmark and comparison.
1596 go_serialization_benchmarks - Benchmarks of Go serialization methods.
1059 skynet - Skynet 1M threads microbenchmark.
243 speedtest-resize - Compare various Image resize algorithms for the Go language.
148 go-benchmarks - Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
137 golang-benchmarks - a collection of golang benchmarks.
126 gospeed - Go micro-benchmarks for calculating the speed of language constructs.
99 autobench - Framework to compare the performance between different Go versions.
66 golang-sql-benchmark - Collection of benchmarks for popular Go database/SQL utilities.
61 gocostmodel - Benchmarks of common basic operations for the Go language.
32 go-ml-benchmarks - benchmarks for machine learning inference in Go.
28 go-benchmark-app - Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
26 kvbench - Key/Value database benchmark.
10 go-json-benchmark - Go JSON benchmark.

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Conferences

GoCon - Tokyo, Japan.
GoDays - Berlin, Germany.
GoLab - Florence, Italy.
GopherChina - Shanghai, China.
GopherCon - Varied Locations Each Year, USA.
GopherCon Australia - Sydney, Australia.
GopherCon Brazil - Florianópolis, Brazil.
GopherCon Europe - Berlin, Germany.
GopherCon India - Pune, India.
GopherCon Israel - Tel Aviv, Israel.
GopherCon Russia - Moscow, Russia.
GopherCon Singapore - Mapletree Business City, Singapore.
GopherCon UK - London, UK.
GopherCon Vietnam - Ho Chi Minh City, Vietnam.
GoWest Conference - Lehi, USA.

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E-Books

E-books for purchase

100 Go Mistakes: How to Avoid Them
Black Hat Go - Go programming for hackers and pentesters.
Build an Orchestrator in Go
Continuous Delivery in Go - This practical guide to continuous delivery shows you how to rapidly establish an automated pipeline that will improve your testing, code quality, and final product.
Creative DIY Microcontroller Project With TinyGo and WebAssembly - An introduction into the TinyGo compiler with projects involving Arduino and WebAssembly.
Effective Go: Elegant, efficient, and testable code - Unlock Go’s unique perspective on program design, and start writing simple, maintainable, and testable Go code.
For the Love of Go - An introductory book for Go beginners.
Go in Practice, Second Edition - Your practical guide on the ins-and-outs of Go development, covering the standard library and the most important tools from Go’s powerful ecosystem.
Know Go: Generics - A guide to understanding and using generics in Go.
Lets-Go - A step-by-step guide to creating fast, secure and maintanable web applications with Go.
Lets-Go-Further - Advanced patterns for building APIs and web applications in Go.
The Power of Go: Tests - A guide to testing in Go.
The Power of Go: Tools - A guide to writing command-line tools in Go.
Writing A Compiler In Go
Writing An Interpreter In Go - Book that introduces dozens of techniques for writing idiomatic, expressive, and efficient Go code that avoids common pitfalls.

Free e-books

18216 GoBooks - A curated list of Go books.
9551 The Golang Standard Library by Example (Chinese)
5465 Go AST Book (Chinese) - A book focusing on Go go/* packages.
3209 Web Application with Go the Anti-Textbook
433 Build a blockchain from scratch in Go with gRPC - The foundational and practical guide for effectively learning and progressively building a blockchain from scratch in Go with gRPC.
22 Go Succinctly - in Persian.
Building Web Apps With Go
Go Faster - This book seeks to shorten your learning curve and help you become a proficient Go programmer, faster.
Go 101 - A book focusing on Go syntax/semantics and all kinds of details.
Go with the domain - A book showing how to apply DDD, Clean Architecture, and CQRS by practical refactoring.
A Go Developer's Notebook
How To Code in Go eBook - A 600 page introduction to Go aimed at first time developers.
Learning Go
Network Programming With Go
Practical Go Lessons
Spaceship Go A Journey to the Standard Library
The Go Programming Language
Build Web Application with Golang
An Introduction to Programming in Go

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Gophers

3770 Free Gophers Pack - Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
3686 gophers - Free gophers.
3021 gophers - Gopher artworks by Ashley McNamara.
737 gopherize.me - Gopherize yourself.
625 gophericons
600 gopher-stickers
153 gophers - Gopher amigurumi toy pattern.
131 gopher-logos - adorable gopher logos.
73 Go-gopher-Vector - Go gopher Vector Data [.ai, .svg].
58 gophers - random gopher graphics.
36 gophers - Gophers by Aurélie Vache.

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Meetups

Add the group of your city/country here (send PR)

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Style Guides

31078 CockroachDB
16641 Uber
16192 Hyperledger
3087 Magnetico
1509 bahlo/go-styleguide
308 Trybe
GitLab
Google
Thanos

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Social Media

Twitter

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Reddit

r/golang

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Websites

128857 Go Projects - List of projects on the Go community wiki.
38695 Awesome Remote Job - Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
32704 awesome-awesomeness - List of other amazingly awesome lists.
520 Awesome Golang Workshops - A curated list of awesome golang workshops.
40 gocryforhelp - Collection of Go projects that needs help. Good place to start your open-source way in Go.
26 awesome-go-extra - Parse awesome-go README file and generate a new README file with repo info.
Go Blog - The official Go blog.
Golang Nugget - A weekly roundup of the best Go content, delivered to your inbox every Monday.
Awesome Go @LibHunt - Your go-to Go Toolbox.
Go Code Club - A group of Gophers read and discuss a different Go project every week.
Go Community on Hashnode - Community of Gophers on Hashnode.
Go Forum - Forum to discuss Go.
Coding Mystery - Solve exciting escape-room-inspired programming challenges using Go.
Go Proverbs - Go Proverbs by Rob Pike.
Go Report Card - A report card for your Go package.
go.dev - A hub for Go developers.
Code with Mukesh - Software Engineer and Blogs @ codewithmukesh.com.
Golang Developer Jobs - Developer Jobs exclusively for Golang related Roles.
Golang News - Links and news about Go programming.
CodinGame - Learn Go by solving interactive tasks using small games as practical examples.
Golang Weekly - Each monday projects, tutorials and articles about Go.
golang-nuts - Go mailing list.
Google Plus Community - The Google+ community for #golang enthusiasts.
Gopher Community Chat - Join Our New Slack Community For Gophers (Understand how it came).
Gophercises - Free coding exercises for budding gophers.
json2go - Advanced JSON to Go struct conversion - online tool.
justforfunc - Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy @francesc.
Learn Go Programming - Learn Go concepts with illustrations.
Made with Golang
pkg.go.dev - Documentation for open source Go packages.
studygolang - The community of studygolang in China.
Trending Go repositories on GitHub today - Good place to find new Go libraries.
TutorialEdge - Golang

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Tutorials

43683 Build web application with Golang - Golang ebook intro how to build a web app with golang.
26665 go-patterns - Curated list of Go design patterns, recipes and idioms.
22964 Learn Go with TDD - Learn Go with test-driven development.
19387 Learn Go with 1000+ Exercises - Learn Go with thousands of examples, exercises, and quizzes.
8663 Go Cheat Sheet - Go's reference card.
6940 go-clean-template - Clean Architecture template for Golang services.
4738 Golang for Node.js Developers - Examples of Golang compared to Node.js for learning.
1632 golang-examples - Many examples to learn Golang.
154 Go in 7 days - Learn everything about Go in 7 days (from a Nodejs developer).
128 Design Patterns in Go - Collection of programming design patterns implemented in Go.
79 Hex Monscape - Getting started guidelines in writing maintainable code using Hexagonal Architecture.
Gosamples - Collection of code snippets that let you solve everyday code problems.
Canceling MySQL - How to cancel MySQL queries.
GopherSnippets - Code snippets with tests and testable examples for the Go programming language.
CodeCrafters Golang Track - Achieve mastery in advanced Go by building your own Redis, Docker, Git, and SQLite. Featuring goroutines, systems programming, file I/O, and more.
Go database/sql tutorial - Introduction to database/sql.
Caching Slow Database Queries - How to cache slow database queries.
Go Language Tutorial - Learn Go language Tutorial.
Go Tutorial - Learn Go programming.
Go WebAssembly Tutorial - Building a Simple Calculator
Building Go Web Applications and Microservices Using Gin - Get familiar with Gin and find out how it can help you reduce boilerplate code and build a request handling pipeline.
Building and Testing a REST API in Go with Gorilla Mux and PostgreSQL - We’ll write an API with the help of the powerful Gorilla Mux.
Build a Database in 1000 lines of code - Build a NoSQL Database From Zero in 1000 Lines of Code.
Golang Tutorial Guide - A List of Free Courses to Learn the Go Programming Language.
A Tour of Go - Interactive tour of Go.
Golangbot - Tutorials to get started with programming in Go.
GopherCoding - Collection of code snippets and tutorials to help tackle every day issues.
Go By Example - Hands-on introduction to Go using annotated example programs.
GraphQL with Go - Learn how to create a Go GraphQL server and client with code generation. Also includes creating REST endpoints.
Games With Go - A video series teaching programming and game development.
Hackr.io - Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
50 Shades of Go - Traps, Gotchas, and Common Mistakes for New Golang Devs.
How to Benchmark: dbq vs sqlx vs GORM - Learn how to benchmark in Go. As a case-study, we will benchmark dbq, sqlx and GORM.
How To Deploy a Go Web Application with Docker - Learn how to use Docker for Go development and how to build production Docker images.
How to Implement Role-Based Access Control (RBAC) Authorization in Golang - A guide to implementing Role-Based Access Control (RBAC) in Golang, including code examples, covering various methods to secure app endpoints with role-based authorization.
How to Use Godog for Behavior-driven Development in Go - Get started with Godog - a Behavior-driven development framework for building and testing Go applications.
A Guide to Golang E-Commerce - Building a Golang site for e-commerce (demo included).
A Comprehensive Guide to Structured Logging in Go - Delve deep into the world of structured logging in Go with a specific focus on recently accepted slog proposal which aims to bring high performance structured logging with levels to the standard library.
Learning Go by examples - Series of articles in order to learn Golang language by concrete applications as example.
Microservices with Go - Dive deep into building microservices using Go, including gRPC.
package main - YouTube channel about Programming in Go.
Programming with Google Go - Coursera Specialization to learn about Go from scratch.
Scaling Go Applications - Everything about building, deploying and scaling Go applications in production.
The world’s easiest introduction to WebAssembly with Golang
Understanding Go in a visual way - Learn Go visually
W3basic Go Tutorials - W3Basic provides an in-depth tutorial and well-organized content to learn Golang programming.
Your basic Go - Huge collection of tutorials and how to's.

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Guided Learning

284 The Go Interview Practice - A GitHub repository offering coding challenges for Go technical interview preparation.
The Go Developer Roadmap - A visual roadmap that new Go developers can follow through to help them learn Go.
The Go Learning Path - A guided learning path containing a mix of free and premium resources.
The Go Skill Tree - A structured learning path that combines both free and premium resources.

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LICENSE.md		LICENSE.md
README.md		README.md

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About

Contents

Actor Model

Artificial Intelligence

Audio and Music

Authentication and OAuth

Blockchain

Bot Building

Build Automation

Command Line

Advanced Console UIs

Standard CLI

Configuration

Continuous Integration

CSS Preprocessors

Data Integration Frameworks

Data Structures and Algorithms

Bit-packing and Compression

Bit Sets

Bloom and Cuckoo Filters

Data Structure and Algorithm Collections

Iterators

Maps

Miscellaneous Data Structures and Algorithms

Nullable Types

Queues

Sets

Text Analysis

Trees

Pipes

Database

Caches

Databases Implemented in Go

Database Schema Migration

Database Tools

SQL Query Builders

Database Drivers

Interfaces to Multiple Backends

Relational Database Drivers

NoSQL Database Drivers

Search and Analytic Databases

Date and Time

Distributed Systems

Dynamic DNS

Email

Embeddable Scripting Languages

Error Handling

File Handling

Financial

Forms

Functional

Game Development

Generators

Geographic

Go Compilers

Goroutines

GUI

Hardware

Images

IoT (Internet of Things)

Job Scheduler

JSON

Logging

Machine Learning

Messaging

Microsoft Office

Microsoft Excel

Microsoft Word

Miscellaneous

Dependency Injection

Project Layout

Strings

Uncategorized

Natural Language Processing