duckdbC++ core
An in-process SQL OLAP database management system; optimized for analytics and fast queries, similar to SQLite but for analytical workloads.

chdb-io/chdbAnalytical
In-process OLAP SQL engine with the full ClickHouse dialect, zero-copy pandas/Arrow interop, and federation to remote ClickHouse clusters via remoteSecure().
duckdbC++ core
An in-process SQL OLAP database management system; optimized for analytics and fast queries, similar to SQLite but for analytical workloads.
chromadbRust core
An open-source embedding database for building AI applications with semantic search.
zvecC++ core
A lightweight, in-process vector database that embeds directly into applications.
lancedbRust core
A developer-friendly embedded retrieval database for multimodal AI.