Supabase
FeaturedOpen source Firebase alternative
Overview
Supabase is an open-source backend-as-a-service built on PostgreSQL, bundling database, authentication, storage, realtime and edge functions. It is the most common open-source Firebase alternative and pairs well with frontends on Vercel. A generous free tier covers MVPs, with a $25/month Pro plan for production.
Postgres core
Full PostgreSQL with realtime and RLS.
Open source
Self-host or use the cloud.
All-in-one
DB, auth, storage and functions together.
Pros
Cons
Alternatives to Supabase
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Browse all →Frequently asked questions
Is Supabase free?
Yes, Supabase has a generous free tier for MVPs; the Pro plan is $25/month, Team is $599/month, and it is also open source.
What is Supabase?
An open-source backend built on PostgreSQL with database, auth, storage, realtime and edge functions.
Is Supabase a Firebase alternative?
Yes, it is the most popular open-source alternative to Firebase, built on Postgres.
Can I self-host Supabase?
Yes, Supabase is open source and can be self-hosted.
How does Supabase compare to Convex?
Supabase is Postgres-based with broad tooling, while Convex centers on a reactive realtime database and TypeScript functions.
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