Collection
Pixel art tools
Create some pixel art or animated sprites with your pick from the tools in this fun collection.
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
Build the best interview map. The current content includes JS, network, browser related, performance optimization, security, framework, Git, data structure, algorithm, etc.
一个可以观看国内主流视频平台所有视频的客户端（Mac、Windows、Linux） A client that can watch video of domestic(China) mainstream video platform
Blazing fast, instant GraphQL APIs on Postgres with fine grained access control
Mastodon
Mastodon is a free, decentralized, open-source microblogging network.
Unreal Engine
Unreal Engine is used to create awesome games, and experiences for PC, mobile, console, VR, and AR.
Amazon Web Services
Amazon Web Services provides on-demand cloud computing platforms on a subscription basis.
macOS
macOS is Apple's operating system.
Kubernetes
Kubernetes is an open source system for automating deployment, scaling, and management of containerized applications.
Spring Boot
Spring Boot is a coding and configuration model for Java applications.
Tensorflow
TensorFlow is an open source software library for numerical computation.
Sass
Sass is a stable extension to classic CSS.
Sketch
Sketch is a vector graphics editor for Apple's macOS, used primarily for user interface and icon design.
Symfony
Symfony is a set of reusable PHP components and a web framework.
Dependabot
Automated dependency updates for Ruby, JavaScript, Python, PHP, Elixir, Rust, Java and .NET
Cirrus CI
Innovative and affordable CI built on simple principles for maximum efficiency
Codetree
Lightweight project management for GitHub issues
Moesif API Insights
Easy monitoring and analytics for RESTful, GraphQL, and Web3 APIs
TestQuality
Modern, powerful, test plan management
ImgBot
A GitHub app that optimizes your images
Greenkeeper
Real-time notifications about updates and changes for JavaScript dependencies
ZenHub
Agile Task Boards, Epics, Estimates & Reports, all within GitHub's UI
Snyk
Find, fix (and prevent!) known vulnerabilities in your code
Travis CI
Test and deploy with confidence
Front-end JavaScript frameworks
Ember.js - A JavaScript framework for creating ambitious web applications
Knockout makes it easier to create rich, responsive UIs with JavaScript
Helping you select an MV* framework - Todo apps for React.js, Ember.js, Angular, and many more
A declarative, efficient, and flexible JavaScript library for building user interfaces.
The aurelia framework brings together all the required core aurelia libraries into a ready-to-go application-building platform.
Reactive Flux built with ImmutableJS data structures. Framework agnostic.
Give your JS App some Backbone with Models, Views, Collections, and Events
Dojo 1 - the Dojo 1 toolkit core library. Dojo 2 is coming, checkout https://dojo.io/.
Learn to Code
The https://freeCodeCamp.org open source codebase and curriculum. Learn to code and help nonprofits.
Hello world in every computer language. Thanks to everyone who contributes to this, make sure to see CONTRIBUTING.md for contribution instructions!
Tools for Open Source
Lets you add labels to Github issues that auto-clear on new activity.
A Slack bot for GitHub organization management -- and other things too
Automatically generate change log from your tags, issues, labels and pull requests on GitHub.
A bot that integrates with GitHub and your favorite continuous integration service
Open the github URL that matches your shell's current branch and working directory
A GitHub App built with Probot that closes abandoned Issues and Pull Requests after a period of inactivity.
(Unmaintained) FOSS Heartbeat analyses the health of a community of contributors. 💓
Resources
Open Source Guides
Learn more about the world of open source and get ready to launch your own project.
GitHub Developer Program
Build your app on GitHub’s platform, using some handy guides and reference documentation to help you start building.
Campus Experts
Learn more about the world of open source and get ready to launch your own project.
Community Forum
The Community Forum is a place to ask questions, share ideas, and get updates from the GitHub Team.
GitHub Guides
Guides that help you use GitHub.
GitHub Classroom
GitHub Classroom helps teachers and students manage their assignments on GitHub.
Student Developer Pack
The best developer tools, free for students
GitHub Learning Lab
Get the skills you need without leaving GitHub.
Open Source Friday
A program for company employees to make regular open source contributions.