Open source. Open possibilities.

Appwrite is an open-source, all-in-one development platform that provides backend infrastructure and web hosting for web, mobile, and AI applications.

A collection of Android quickstart samples demonstrating various Firebase APIs, with instructions to integrate each sample into a Firebase project.

Lark is a real‑time JSON database server built in Rust on Glommio, offering drop‑in Firebase RTDB compatibility, WebSocket/WebTransport/REST APIs, optional persistence, Dockerized deployment, admin dashboard, and example apps.

FlutterFire is a collection of official Firebase plugins for Flutter apps, providing integrations for authentication, Firestore, Cloud Storage, messaging, analytics, crash reporting, and more across Android, iOS, Web, and macOS platforms.

A cloud-based, passwordless facial recognition authentication system with AI-powered liveness detection, encrypted biometric storage, admin dashboard, and full Firebase integration.

Supabase is an open-source Postgres development platform combining hosted database, authentication, auto-generated REST/GraphQL and realtime APIs, edge functions, file storage, an AI/vector toolkit, and a dashboard, with official and community client libraries.