
A Postgres development platform for web, mobile, and AI applications.
Databases, vector stores and data engines with an open licence.
4 repos, sorted by GitHub stars.

A Postgres development platform for web, mobile, and AI applications.

A high-performance analytical database system.

A vector similarity search engine and vector database written in Rust.

A flexible distributed key-value database optimized for caching and realtime workloads.
Supabase has the most GitHub stars in this category, with 114,826 as of 11 Nov 2026. It is followed by DuckDB, Qdrant and Valkey.
4 of 4 projects here had a commit in the last 180 days: Supabase, DuckDB, Qdrant and Valkey.
Supabase, DuckDB, Qdrant and Valkey use a permissive licence (such as MIT or Apache-2.0), which allows commercial use.