OpenInfra Index
Open Source Directory

Open-Source Alternatives to Google Firebase

Looking for an open-source or self-hosted alternative to Google Firebase? Compare top options including Supabase, Appwrite, PocketBase.

Supabase

★ 74,000 stars

Open-source Firebase alternative powered by PostgreSQL.

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Primary EnginePostgreSQL
Pricing ModelFreemium / Usage-based
Free Tier500MB DB, 50k MAU, 1GB Storage

Appwrite

★ 45,000 stars

End-to-end backend server for Web, Mobile, and Flutter.

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Primary EngineMariaDB / MySQL
Pricing ModelFreemium / Per-member
Free Tier1 database, 75k MAU, 2GB Storage

PocketBase

★ 41,000 stars

Open source backend in 1 single file with SQLite.

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Primary EngineSQLite (with WAL mode)
Pricing Model100% Free Self-Hosted
Free TierUnlimited (Self-Hosted on your own server)