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Free tier
Supabase
Free alternative to: Firebase
License: Open-source platform (core repos under permissive licenses); hosted cloud service is a proprietary offering
Free terms: Free plan: 500MB database, 50K monthly active users, 5GB outbound bandwidth, 1GB file storage, 2 active projects; projects pause after 1 week of inactivity.
What it does
Open-source Postgres backend platform with database, auth, storage, edge functions, and realtime — auto-generated APIs on real PostgreSQL.
Heads-up: Free-tier figures are from consistently reported third-party breakdowns of the official pricing page (supabase.com/pricing) — recheck the official page before publishing exact numbers, as limits change. Self-hosting the open-source stack is also possible.
Get it
The project lives with its maintainers — we don't distribute it and we can't provide support for it.
Filed under: Free Hosting & Data Tools
Last verified: September 17, 2026 · Official source ↗
Heads-up: licenses and free tiers change. This page summarizes what the project's official source published on the verified date — confirm the details on the official page before you build on it. We never invent pricing or limits.
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