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Awesome DuckDB Awesome

A curated list of awesome DuckDB libraries, tools and resources.

DuckDB is an analytical in-process SQL database management system.

DuckDB 1.1.0 was released on 2024-09-09: see the announcement blog post.

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Contents

Resources

Client APIs

Tools Powered by DuckDB

  • Rill Developer - Tool for effortlessly transforming data sets into powerful, opinionated dashboards using SQL.
  • Ibis Project - A DataFrame API for interacting with DuckDB (and other compute engines).
  • Boiling Data - Serverless data analytics overlay on top of S3 Data Lakes.
  • Hex Dataframe SQL - Hex's Dataframe SQL cells are powered by DuckDB.
  • Mode - Mode uses DuckDB for their in-memory data engine.
  • VulcanSQL - DuckDB can be used as a caching layer or a data connector in VulcanSQL, a Data API framework for data folks to create REST APIs by writing SQL templates.
  • Tad - A fast, free, cross-platform tabular data viewer application powered by DuckDB.
  • Honeycomb Maps - A browser-based geospatial analysis tool leveraging DuckDB Wasm.
  • Bauplan - A serverless data transformation platform for data lakes.
  • Malloy - Malloy is an experimental language for describing data relationships and transformations. Malloy connects to BigQuery, Snowflake, Trino, and Postgres, and natively supports DuckDB.
  • Evidence - Generate reports using SQL and markdown. The DuckDB connector allows querying across DuckDB, csv, parquet and json.
  • Latitude - Latitude uses DuckDB to power data snapshots. Drop a CSV file and query it with SQL at the speed of light.
  • Census - Census's dataset diffing for incremental syncs is powered by DuckDB.
  • Huey - Blazing-fast & intuitive pivot tables on .parquet, .csv, .json files and .duckdb tables in the browser based on DuckDB WASM. Open source (MIT). Zero install!
  • Parquet Explorer - Visual Studio Code extension for exploring Parquet files with SQL, powered by DuckDB.
  • DQOps - Data quality platform for data engineers, data quality teams and data operations.
  • DatalakeStudio - Load, explore, transform your datasets and expose them via API. Integration with external APIs, S3, PostgreSQL and ChatGPT.
  • Spice.ai - A unified SQL query interface and portable runtime to locally materialize (using an embedded DuckDB), accelerate, and query datasets from any database, data warehouse, or data lake.
  • Definite - Definite pulls all your data into a single place for analytics and dashboards. No engineering or SQL required. Get a managed data warehouse (DuckDB), ELT, data modeling / transformations and BI in a single platform.
  • Amphi ETL - Low-code data pipelines for structured and unstructured data. SQL transformations are powered by DuckDB.
  • Quackpipe - Serverless OLAP API/UI built on top of DuckDB with basic ClickHouse API compatibility and Motherduck support.
  • UniverSQL - An implementation of Snowflake API, enables running queries on Snowflake tables locally with DuckDB without a running warehouse.
  • Whereabouts - Fast, accurate, open-source geocoding in Python, using DuckDB.
  • Phoenix Analytics - Plug and play analytics for Phoenix applications, powered by DuckDB.
  • sqlglot - Python transpiler that translates between 23 different SQL dialects including DuckDB.
  • yato - The smallest DuckDB SQL orchestrator on Earth.
  • SQLMesh - A next-generation data transformation and modeling framework with support for DuckDB connections for state, transformations & running unit tests locally.

Web Clients

  • Online DuckDB Shell - Online DuckDB shell powered by WebAssembly.
  • SQL Workbench - DuckDB-WASM based SQL Workbench for running queries on local or remote data, being able to show data as tables or visually as graphs, and sharing queries via URLs.
  • Sekuel Playground - Query your local parquet, csv, json. Your data will not be sent out of the device you are using.
  • CSVFiddle - Free tool to explore and share insights from CSV files using SQL. Import data, write SQL, then instantly share it with anyone.
  • Codapi - Embed executable code snippets directly into your product documentation, online course or blog post.
  • QuackDB - Open-source online DuckDB SQL playground and editor.
  • WhatTheDuck - WhatTheDuck is an open-source web application built on DuckDB. It allows users to upload CSV files, store them in tables, and perform SQL queries on the data.
  • Sidequery - Sidequery is a privacy-preserving DuckDB-powered query editor & data exploration tool for local & remote data.

Backends

  • DuckDB API - a TypeScript-based Docker image containing DuckDB, and a Hono framework REST API with JSON or streaming Arrow responses
  • Mosaic DuckDB Server - A Python-based server that runs a local DuckDB instance and support queries over Web Sockets or HTTP, returning data in either Apache Arrow or JSON format
  • duckdb-server - A Rust-based server that runs a local DuckDB instance and support queries over Web Sockets or HTTP/HTTPS, returning data in either Apache Arrow or JSON format.

Libraries Powered by DuckDB

  • Mosaic - An extensible framework for linking databases and interactive views.
  • Fugue - A unified interface for distributed computing. Fugue executes SQL, Python, Pandas, and Polars code on Spark, Dask and Ray without any rewrites.
  • Splink - A free Python library for fast, accurate data deduplication and record linkage.
  • Simple-data-analysis - Easy-to-use and high-performance JavaScript library for data analysis.
  • pg_analytics - PostgreSQL extension embedding DuckDB-in-Postgres for fast on-disk and remote object storage analytics from Postgres. Built as a Foreign Data Wrapper with full query pushdown to DuckDB.
  • duckdb_fdw - DuckDB Foreign Data Wrapper for PostgreSQL.
  • @jetblack/duckdb-react - A context manager for React and duckdb-wasm.
  • QuackOSM - A Python library for downloading and transforming raw OpenStreetMap data into GeoParquet files.
  • PyGWalker - A Python library that turns your dataframe into an interactive UI for data visualization.
  • [https://github.com/DataZooDE/flapi] API Framework heavily relies on the power of DuckDB and DuckDB extensions. Ready to build performant and cost-efficient APIs on top of BigQuery or Snowflake for AI Agents and Data Apps

SQL Clients and IDE that Support DuckDB

  • Harlequin - The DuckDB IDE for your terminal. (GitHub).
  • qStudio - A free SQL tool specialized for data analysts. It runs on every operating system and allows easy browsing of tables and charting of results.
  • DuckDB SQL Tools - Free DuckDB SQL Tools for VS Code IDE. Premium version available with advanced features.
  • VSCode SQLTools (Free) - Free open-source VSCode extension to query and explore your DuckDB databases with latest DuckDB support.
  • DBeaver - DBeaver is a universal database access and development tool that can be used to connect almost any type of database.
  • DataGrip - Paid SQL IDE by Jetbrains that supports many different database technologies, including DuckDB.
  • Duckling - A fast viewer for CSV/Parquet files and DuckDB/SQLite, based on Tauri.
  • rsql - CLI for DuckDB, LibSQL, MariaDB, MySQL, PostgreSQL, SQLite3 and SQL Server.
  • jsqltranspiler - Rewrite BigQuery, Redshift, Snowflake and Databricks queries into DuckDB compatible SQL.
  • jOOQ - Type safe querying of DuckDB (and many other RDBMS) from Java. A transpiler from and to DuckDB is also available.
  • SQL DATA LENS - A lightweight, commercial SQL IDE that supports different DBMS, including DuckDB. The focus on performance and special DBMS features.
  • Dataflare - Simple easy-to-use database manager, supports DuckDB, PostgreSQL, MySQL, SQL Server, SQLite etc.
  • manifold-sql (DuckDB for Java) - Use native DuckDB SQL of any complexity directly & type-safely in Java source with comprehensive IntelliJ support.
  • Termux DuckDB package - DuckDB CLI client for the Termux Android terminal emulator.

Projects Powered by DuckDB

Integrations

Client-Server Setups

Extensions

Official Extensions

Official DuckDB extensions, which can installed via INSTALL ⟨extension_name⟩.

  • arrow - A zero-copy data integration between Apache Arrow and DuckDB.
  • aws - For handling AWS credentials.
  • azure - For using the Azure Blob storage.
  • delta - For Delta Lake support.
  • fts - To support full text search.
  • iceberg - For reading Iceberg tables.
  • inet - For storing and handling IPv4 and IPv6 Internet addresses.
  • mysql - To read from and write to MySQL databases.
  • postgres - To read from and write to PostgreSQL databases.
  • spatial - Enables geospatial processing.
  • sqlite - To read from and write to SQLite databases.
  • vss - Add support for vector similarity search.

Community Extensions

Community-contributed DuckDB extensions, which can be installed via INSTALL ⟨extension_name⟩ FROM community.

  • chsql - ClickHouse SQL Dialect macros for DuckDB
  • crypto - Cryptographic hash functions and HMAC
  • duckpgq - Graph workloads that supports the SQL/PGQ standard.
  • evalexpr_rhai - Evaluates the Rhai scripting language as part of SQL.
  • fuzzycomplete - Performs fuzzy string matching for autocompletion.
  • h3 - Adds support for the H3 discrete global grid system.
  • lindel - Linearization/Delinearization, Z-Order, Hilbert and Morton Curves
  • prql - Run PRQL commands directly within DuckDB.
  • scrooge - A set of aggregation functions and data scanners on financial data.
  • shellfs - Allows shell commands to be used for input and output.
  • ulid - ULID data type for DuckDB. A ULID is similar to a UUID except that it also contains a timestamp component.
  • gsheets - Read and write Google Sheets using SQL.
  • httpserver - DuckDB HTTP API Server and Query Interface.

Other Extensions

  • DuckDB Extension Radar - Repository that contains DuckDB extensions on GitHub. Refreshed daily.
  • duckdb-bigquery - Enables seamless integration and querying of BigQuery datasets within DuckDB.
  • duckdb-engine - SQLAlchemy driver for DuckDB.
  • duckdb-extension-template-zig - A Zig & Nix toolkit template for building extensions against multiple versions of DuckDB using Zig, C or C++.
  • duckdb-jfr-extension - DuckDB extension to read JFR (Java Flight Recorder) files directly.
  • duckdb-protobuf - Plugin for querying encoded protobuf messages (both sequences and individual messages per file).
  • duckdb-pytables - DuckDB extension to allow running SQL on arbitrary data sources.
  • ERPL - DuckDB SAP connector using RFC, ODP, or BICS.
  • Kùzu - Scan DuckDB tables in Kùzu, an embeddable property graph database management system.
  • Lance - Integrate Lance (modern columnar data format for ML implemented in Rust) with DuckDB.
  • ODBC Scanner DuckDB Extension - DuckDB extension to read data directly from databases supporting the ODBC interface.
  • QDuckDB - Plugin for reading DuckDB spatial tables in QGIS software.
  • uc_catalog - Proof-of-concept extension combining the delta extension with Unity Catalog.
  • duckdb-flockmtl - Integrate language model (LLM) capabilities directly into your queries and workflows.
  • erpl-web ERPL WEB is a DuckDB extension that connects API-based ecosystems via standard interfaces like OData, GraphQL, and REST.

Media

Talks

Podcasts

Blog Posts

Books

  • DuckDB in Action - DuckDB in Action will show you how to quickly get your hands dirty with DuckDB.
  • Getting Started with DuckDB - A practical guide for accelerating your data science, data analytics, and data engineering workflows.

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