Supabase

Open-source Firebase alternative on Postgres

supabase.com · Free tier; Pro $25/mo; Team $599/mo; Enterprise custom

What it is

Hosted Postgres with auth, storage, realtime subscriptions and auto-generated APIs.

Why it's good for clones

When your clone needs a relational database with auth in one box, Supabase's free tier gets you surprisingly far.

Capabilities

  • Hosted Postgres with instant REST + realtime APIs generated from your schema
  • Built-in auth (email, OAuth, magic links), storage with CDN, edge functions, vector/pgvector
  • Free tier: 2 projects, 500MB DB, 50k monthly active auth users — pauses after 1 week inactivity
  • Pro: $25/mo
  • Best for: clones needing relational data + auth + realtime in one box
  • Not for: SQLite-simple apps (D1/Turso cheaper) or heavy compute