Open Source Alternatives to Firebase
Supabase
The open source Firebase alternative.
★ 111,075 Updated: Oct 2026 Status: Active
Appwrite
Open-source backend server
★ 54,634 Updated: Feb 2026 Status: Slowing
Space Cloud
An open-source Firebase and Heroku alternative.
★ 4,003 Updated: Jul 2024 Status: Inactive
Kuzzle
Accelerate IoT development with ready-made backend
★ 1,628 Updated: Jan 2026 Status: Slowing
PocketBase
An entire backend — database, auth, files, realtime — in one small binary
Status: Unknown
Parse Server
Facebook's abandoned backend, reborn as the open-source Firebase alternative
Status: Unknown
Nhost
Open-source Firebase alternative with GraphQL
Status: Unknown