Best Open Source Database Projects

JanusGraph

Scalable distributed graph database optimized for large-scale data storage and querying.

Memgraph

Real-time graph analytics without complexity

TerminusDB

A robust open-source graph database with version control.

Saltcorn

An open-source no-code database application builder.

PocketBase

An entire backend — database, auth, files, realtime — in one small binary

Postgres

The object-relational database that's been earning developer trust for three decades

Parse Server

Facebook's abandoned backend, reborn as the open-source Firebase alternative

Open-source Airtable alternative - Turn databases into smart spreadsheets

Nhost

Open-source Firebase alternative with GraphQL

Baserow

Open-source no-code database