All alternatives

Open source alternatives to Firebase

Compare open source projects that can replace or complement this product.

4 projects
supabase icon

supabase

Open

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

04/07/2026
12,971
105,508
pocketbase icon

pocketbase

Open

Open Source realtime backend in 1 file

28/06/2026
3,493
59,400
appwrite icon

appwrite

Open

Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime and more

03/07/2026
5,513
56,478
authgear-server icon

authgear-server

Open

Open source Auth0/Clerk/Firebase alternative. Passkeys, SSO, MFA, passwordless, biometric login. Self-hosted or cloud. Enterprise-ready for SaaS & mobile apps

03/07/2026
121
1,878