DuckDB

#embedded #analytics #open-source

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Free tier

Bandwidth

n/a

Builds

n/a

Requests

unlimited

Custom domains

n/a

Note

Open-source (MIT) in-process analytical (OLAP) SQL engine — columnar, vectorized, embeds like SQLite but for analytics workloads; self-host unlimited free.

Pricing

Paid plans start at $0/mo.

Editorial score

★ 34/100 free-tier generosity.

Last verified 2025-09-01.