Source: https://seerepo.com/uses/duckdb
Markdown source: https://seerepo.com/uses/duckdb.md
Description: 11 public repos that SeeRepo read use DuckDB. It's used most with MCP, Rich, and Tokio.

# Open source repos that use DuckDB

11 public repos that SeeRepo read use DuckDB. It's used most with MCP, Rich, and Tokio.

## Used most with

- MCP: 3 repos
- Rich: 3 repos
- Tokio: 3 repos
- pyarrow: 3 repos
- React: 2 repos
- OpenAI: 2 repos
- Textual: 2 repos
- pypdf: 2 repos

## The repos, by stars

1. [microsoft/playwright](https://seerepo.com/r/microsoft/playwright): TypeScript · 99,277 stars · 0.5% signed by AI — Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API. 
2. [pathwaycom/serviette](https://seerepo.com/r/pathwaycom/serviette): Python · 58,726 stars — A no-code RAG server that keeps answers in sync with your documents. Works with 8 vector databases. Built on Pathway.
3. [run-llama/llama_index](https://seerepo.com/r/run-llama/llama_index): Python · 52,820 stars · 0.2% signed by AI — LlamaIndex is the document processing platform for AI
4. [apache/airflow](https://seerepo.com/r/apache/airflow): Python · 47,376 stars · 0.7% signed by AI — Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
5. [pola-rs/polars](https://seerepo.com/r/pola-rs/polars): Rust · 40,274 stars · 0.9% signed by AI — Extremely fast Query Engine for DataFrames, written in Rust
6. [feder-cr/Jobs_Applier_AI_Agent_AIHawk](https://seerepo.com/r/feder-cr/Jobs_Applier_AI_Agent_AIHawk): Python · 32,388 stars — Give it your resume, get the jobs that fit, select them and apply. Runs in your terminal, with a browser you can watch.
7. [feder-cr/Jobs_Applier_AI_Agent](https://seerepo.com/r/feder-cr/Jobs_Applier_AI_Agent): Python · 32,382 stars — An AI web agent that applies to jobs for you while you sleep.
8. [airbytehq/airbyte](https://seerepo.com/r/airbytehq/airbyte): Kotlin · 22,316 stars · 5.3% signed by AI — Open-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both self-hosted and Cloud.
9. [cube-js/cube](https://seerepo.com/r/cube-js/cube): Rust · 21,173 stars · 5.4% signed by AI — 📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics
10. [Canner/WrenAI](https://seerepo.com/r/Canner/WrenAI): Rust · 18,095 stars · 5.3% signed by AI — GenBI (Generative BI) for AI agents, an open-source, governed text-to-SQL through an open context layer that turns natural-language questions into trusted dashboards, charts, and SQL across 20+ data sources, such as BigQuery, Snowflake, PostgreSQL, ClickHouse, Amazon Redshift, Databricks and more.

and 1 more

## Frequently asked questions

### What is the most popular open source repo that uses DuckDB?

microsoft/playwright, with 99,277 stars on GitHub.

The proof: [microsoft/playwright on GitHub](https://github.com/microsoft/playwright)

### What other technologies is DuckDB used with?

With MCP (3), Rich (3), Tokio (3), pyarrow (3), and React (2), out of the 11 repos that use it.

### What languages are the repos that use DuckDB written in?

Among the 10 with the most stars: Python (5), Rust (3), Kotlin (1), and TypeScript (1).

### How many repos that use DuckDB have commits signed by AI?

7 of the 10 with the most stars; the most, cube-js/cube, with 5.4% of its commits.

The proof: [the commits each tool signed in cube-js/cube](https://seerepo.com/r/cube-js/cube/ai)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.