Supabase
The open source Firebase alternative.
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About Supabase
Supabase provides a Postgres database with built-in auth, storage, and real-time subscriptions. It's an open-source alternative to Firebase that developers love.
Best For
Developers who want a modern, open-source backend with Postgres
Key Features
PostgreSQL database
Built-in authentication
Real-time subscriptions
Storage for files
Edge functions
Auto-generated APIs
Things to Consider
Less mature than Firebase
Some features still in beta
Postgres learning curve
Startup Offer
Generous free tier
Solves These Problems
I need a database for my application
Every application needs to store data. Modern managed databases handle backups, scaling, and maintenance for you—so you ...
I need user authentication for my app
User authentication is complex and security-critical. Modern auth services handle login, registration, password resets, ...
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Our Rating
4.2
Strong database solution. Developers who want a modern, open-source backend with Postgres.
Reviewed Dec 2025 by our editorial team
PricingFreemium
Est. Monthly Cost$0-100/mo
CategoryDeveloper Tools, Database Services
Founded2020
Last UpdatedDec 2025
Free Tier
Includes: 500MB database, 1GB storage, 2 projects
Note: Pauses after 1 week of inactivity