Backend as a Service (BaaS)

supabase / supabase

Supabase is an open-source Firebase alternative built on PostgreSQL. It provides a complete backend suite including hosted Postgres databases, user authentication, auto-generated REST/GraphQL APIs, real-time subscriptions, file storage, edge functions, and AI vector search, enabling developers to rapidly build web, mobile, and AI applications.

pocketbase / pocketbase

Open Source realtime backend in 1 file

appwrite / appwrite

The open-source cloud for agents & devs. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime, WAF and more

parse-community / parse-server

Parse Server for Node.js / Express

nhost / nhost

The Open Source Firebase Alternative with GraphQL.