Awesome

Awesome DuckDB <!-- omit in toc -->

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

• Chat with this page
• Resources
• Client APIs
• Tools Powered by DuckDB
  • Web Clients
  • Backends
• Libraries Powered by DuckDB
• SQL Clients and IDE that Support DuckDB
• Projects Powered by DuckDB
• Integrations
• Extensions
  • Official Extensions
  • Community Extensions
  • Other Extensions
• Media
  • Talks
  • Podcasts
  • Blog Posts
  • Books
• Contribute

Resources

• Official Documentation - Official DuckDB documentation.
  • Official Blog - Official DuckDB blog.
  • DuckDB Clients - Client APIs for DuckDB.
  • DuckDB Documentation PDF - The DuckDB documentation as a single PDF file.
• docker-duckdb - Docker image for DuckDB CLI.
• DuckDB setup - GitHub Action to install DuckDB in CI.
• Serverless DuckDB over S3 - Running DuckDB over a data lake on S3 using lambda.
• DuckDB snippets - Collection of snippets curated by MotherDuck.
• DuckDB tldr page - DuckDB's entry in tldr pages, available in CLI via the tldr duckdb command.
• DuckDB AWS Lambda layer - Run DuckDB in AWS Lambda functions.
• Compatible DuckDB Extensions for AWS Lambda - Extensions specifically compiled for the AWS Lambda runtime (GLIBC 2.26).
• Serverless DuckDB as API - Use DuckDB as API with Amazon API Gateway and AWS Lambda.
• Serverless Parquet Repartitioner - Use DuckDB to repartition data in S3-based Data Lakes.
• Observable notebooks - Notebooks using DuckDB on the Observable data visualization platform.
• duckdb-nf - Example uses of DuckDB with Nextflow.
• DuckDB version manager (duckman) – Cross-platform installer and version manager for DuckDB.
• DuckERD CLI – A CLI tool to create an ER Diagram from DuckDB database files.

Client APIs

• C
• C++
• CLI
• Go
• Julia
• Node.js
• Python
• R
• Ruby
• Rust
• Swift
• TypeScript
• Wasm
• ADBC
• ODBC
• .NET
• Common Lisp
• PowerShell
• Dart

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).
• MotherDuck - Serverless data warehouse powered by DuckDB.
• 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.
• ParadeDB - Postgres for Search and Analytics, powered by DuckDB-embedded-in-Postgres.
• Crunchy Bridge for Analytics - Fully managed DBaaS based in Postgres integrated with DuckDB.
• 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 Pyhon 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 DuckB package) - DuckDB CLI client for the Termux Android terminal emulator.

Projects Powered by DuckDB

• NBA Monte Carlo - Monte Carlo simulation of the NBA season, leveraging Meltano, dbt, DuckDB and Evidence.
• Datadex - Open source and local friendly data platform to collaborate on Open Data using DuckDB, Dagster, dbt, and Quarto.
• endoflife.date database - Daily dumps of endoflife.date data.
• transfermarkt-datasets - Curated football datasets from Transfermarkt.
• duckDB-embedding-search - A search engine for DuckDB that uses embedding vectors to find similar documents.
• DuckDB PyPI stats live dashboard (GitHub repository) - Live dashboard of PyPI downloads using DuckDB, dbt, Evidence and MotherDuck with code source to build your own.
• Specter - Specter is a CLI tool to search and monitor Databricks audit logs.

Integrations

• dbt-duckdb - DuckDB dbt adapter.
• data load tool - DuckDB destination - Extract and load data from APIs to DuckDB using dlt.
• target-duckdb - Load data to DuckDB based on Singer spec.
• Airbyte DuckDB destination - Load data to DuckDB with Airbyte.
• Kestra DuckDB plugin - Run queries with DuckDB to schedule data transformations and process automations, and run event-driven anomaly detection pipelines.
• SQLFlite - Arrow Flight SQL Server - An example implementation of the Arrow Flight SQL protocol that runs in a client-server setup with DuckDB or SQLite as backends.
• SQLFlow - Enables SQL-based stream-processing, powered by DuckDB.
• nf-sqldb - This plugin provides support for interacting with SQL databases in Nextflow scripts.
• MindsDB - The platform for customizing AI from enterprise data. MindsDB integrates with DuckDB, making data from DuckDB accessible to a diverse range of AI/ML models.
• Sqlite2Duckdb - A CLI tool to convert SQLite database to DuckDB.
• nodbi - NoSQL Database Connector for R, providing a common API across Elasticsearch, CouchDB, MongoDB, SQLite, PostgreSQL, and DuckDB.
• duckplyr - Drop-in replacement for dplyr in R that uses DuckDB for performance.
• kwack - In-Memory Analytics for Kafka using DuckDB.
• PSDuckDB - A PowerShell module for DuckDB integration.
• duckdb-tableau-connector - DuckDB Tableau connector.
• duckdb-power-query-connector - DuckDB Power Query Custom Connector.
• metabase_duckdb_driver - Metabase DuckDB Driver shipped as 3rd party plugin.

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

• DuckDB: Crunching data anywhere from laptops to servers @ GOTO Amsterdam 2024 - Gábor Szárnyas.
• DuckDB – Overview and latest developments @ DuckCon #5 - Hannes Mühleisen and Mark Raasveldt.
• DuckCon #5 playlist
• DuckCon #4 playlist
• DuckCon #3 playlist
• In-Process Analytical Data Management with DuckDB @ PyData Amsterdam - Hannes Mühleisen.
• DuckDB: The Power of a Data Warehouse in your Python Process @ PyData Yerevan - Gábor Szárnyas.
• DuckDB: Bringing analytical SQL directly to your Python shell @ EuroPython - Pedro Holanda.
• DuckDB keynote @ Data + AI Summit 2023 - Hannes Mühleisen.
• DuckDB: Bringing Analytical SQL Directly To Your Python Shell @ FOSDEM - Pedro Holanda.
• State of the Duck @ DuckCon #2 - Hannes Mühleisen & Mark Raasveldt.
• DuckDB Extensions @ DuckCon - Pedro Holanda & Sam Ansmink.
• Developing Systems in Academia: The Good, the Bad, and the not-so-Ugly Duckling @ CIDR - Hannes Mühleisen.
• DuckDB An Embeddable Analytical Database @ FOSDEM - Hannes Mühleisen.
• DuckDB tutorials playlist by Learn Data with Mark - Mark Needham.
• DuckDB tutorials playlist by MotherDuck - Mehdi Ouazza.
• Nextflow and database uses: powering data engineering, exploring DuckDB, and beyond - Edmund Miller.
• Why should you care about DuckDB? @ Dublin DuckDB meetup - Mihai Bojin.
• Exploring Monte Carlo Simulations With DuckDB @ Dublin DuckDB meetup - James McNeill.
• DuckDB and recommenders : a lightning fast synergy @ Dublin DuckDB meetup - Khalil Muhammad.

Podcasts

• Developer Voices: Implementing Hardware-Friendly Databases - Hannes Mühleisen.
• The Geek Narrator: DuckDB Internals - Mark Raasveldt.
• Software Engineering Daily: DuckDB - Hannes Mühleisen.
• Data Engineering Podcast: Move Your Database To The Data And Speed Up Your Analytics With DuckDB - Hannes Mühleisen.
• The Analytics Engineering Podcast: The Personal Data Warehouse - Jordan Tigani.

Blog Posts

• Modern Data Stack in a Box - Fast, free, and open-source Modern Data Stack deployed on a laptop using the combination of DuckDB, Meltano, dbt, and Apache Superset.
• How to use DuckDB, Motherduck and Kestra for ETL - How DuckDB can transform data, mask sensitive PII information, detect anomalies in event-driven workflows, and streamline reporting use cases.
• DuckDB vs. MotherDuck — how do they compare - What are key differences between them, and when to choose each of these options.
• Building DuckDB Extensions with Zig and Nix - For Nix users and Zig developers familiar with DuckDB looking to extend its capabilities with custom extensions.
• Exploring StarCraft 2 data with Airflow, DuckDB and Streamlit - Example project using DuckDB to persist API data, but also explains how to use DuckDB as a versatile data manipulation tool in data wrangling scripts.
• DuckDB: The Rising Star in the Big Data Landscape
• How to Make a DuckDB Extension for a Table Function? - How to make a DuckDB extension to fetch data from external sources.
• Putting DuckDB in Postgres to Query Iceberg - How ParadeDB embedded DuckDB in Postgres to achieve fast analytics and Apache Iceberg compatibility from Postgres.

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.

Contribute

Contributions welcome! Read the contribution guidelines first.