Awesome Duckdb

Python SQL Parser and Transpiler

A lightweight data processing framework built on DuckDB and 3FS.

Preswald is a WASM packager for Python-based interactive data apps: bundle full complex data workflows, particularly visualizations, into single files, runnable completely in-browser, using Pyodide, DuckDB, Pandas, and Plotly, Matplotlib, etc. Build dashboards, reports, and notebooks that run offline, load fast, and share like a document.

ingestr is a CLI tool to copy data between any databases with a single command seamlessly.

Scalable and efficient data transformation framework - backwards compatible with dbt.

DuckDB-powered Postgres for high performance apps & analytics.

Lightweight and extensible compatibility layer between dataframe libraries!

Build data pipelines with SQL and Python, ingest data from different sources, add quality checks, and build end-to-end flows.

visual data prep powered by python

Open-source ETL/ELT you deploy on your own servers or cloud. Built on DuckDB: no-code/low-code visual pipelines or SQL, 385 components, dbt, CDC, data quality, reverse ETL, lineage, MCP for AI agents. No vendor cloud, no per-row billing.

Visualize and share your data. All in SQL. Powered by DuckDB.

Monte Carlo simulation of the NBA season, leveraging dbt, duckdb and evidence.dev

Turning PySpark Into a Universal DataFrame API

Beyond Quacking: Deep Integration of Language Models and RAG into DuckDB (VLDB Demo 2025)

A DuckDB extension for graph data analytics

A DuckDB extension for in-database inference

The universal metrics layer. Compatible with 15+ formats: Cube, MetricFlow, LookML, Omni, BSL, LDM, Cortex, Malloy, OSI, SML, TML, Hex, Rill, Superset

Source-available semantic layer and sidecar for agentic AI and governed analytics. Compiles declarative YAML models into optimized SQL, KPIs, and semantic context across 8 SQL dialects.

API Framework heavily relying 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

基于 DuckDB 的 AI 可视化 SQL 工作台,本地文件与远程库一站式跨源分析。AI-native visual SQL workbench on DuckDB. Query local CSV/Excel/JSON + remote MySQL/Postgres together with text-to-SQL chat — no ETL, local-first, cross-source JOINs. DuckDB Desktop

A DuckDB extension for working with Kaggle datasets

A Slackbot built on DuckDB & Claude Code that answers data questions from Slack

Your data, explored locally — and your AI agents kept on a leash. A federated data explorer with governed agentic access.

Data preparation for object-centric process mining

A template for developing DuckDB extensions in Zig

Virtual warehouse — SQL + Jupyter + AI over cloud Parquet via DuckDB

YAML-based data pipeline framework that runs both locally and fully in-browser designed for data engineers, ML teams, and SaaS developers who need flexible, SQL-powered pipelines.