# PostgreSQL
URL: https://wwadd.dev/tools/postgresql · Official site: https://www.postgresql.org
Kind: Relational SQL database · License: Open source · Last verified: 2026-09-28

A mature, standards-compliant relational database with strong JSON support and a large extension ecosystem, including PostGIS for geospatial data and pgvector for embeddings.

Reach for it when:
- The primary database for most applications
- Relational data with some JSON
- Vector search without a separate service

Repository: https://github.com/postgres/postgres
Recorded SPDX baseline: NOASSERTION