Projects Powered by DuckDB

Archive a lifetime of email and chat. Offline search, analytics, and AI query over your full message history. Powered by DuckDB.

Monte Carlo simulation of the NBA season, leveraging Meltano, dbt, DuckDB and Evidence.

Curated football datasets from Transfermarkt.

Open-source and local-friendly data platform to collaborate on Open Data using DuckDB, Dagster, dbt, and Quarto.

A minimal DuckDB WASM build for browsers and serverless environments like Cloudflare Workers.

A search engine for DuckDB that uses embedding vectors to find similar documents.

A Slack data analysis agent powered by DuckDB and Claude Code.

Python package that supports data preparation for object-centric process mining.

GitHub Actions template that collects a repository's traffic, stars, downloads, and issue/PR activity into a DuckDB file, modeled with dbt and MetricFlow, keeping traffic history beyond GitHub's 14-day limit.

Self-hostable research workspace that compiles boolean literature-search queries to SQL and runs them offline with DuckDB over versioned Parquet snapshots of a scholarly corpus.

Generates random data, allowing to define dependencies between individual fields and varying/definable distribution of field values.

End-to-end pipeline over seven public data sources in a single DuckDB file, using dlt, dbt, Polars, Dagster and Evidence. Rebuilds from live sources on every push and publishes the DuckDB file and per-table Parquet monthly.

Data-quality grades for 2,400+ public transit (GTFS) feed records. DuckDB builds the cross-agency query layer and a public Parquet table that DuckDB can query over HTTP, and the site's SQL page runs DuckDB-WASM in the browser.

Ask questions about a CSV in plain English. The file is loaded into DuckDB-WASM in the browser, a model writes a read-only DuckDB query from the schema alone, and failed queries are repaired automatically.

Extract all Ukrainian POIs from Overture Maps releases into CSV or Parquet with a single DuckDB query.

Resumable local Product Hunt catalogue and analytics pipeline that normalizes records into DuckDB and exports verified Parquet snapshots.