Supabase
developer_toolsauth_identityThe open-source Firebase alternative — Postgres + Auth + Storage + Realtime in one platform.
Best For
Teams wanting a complete backend-as-a-service without Firebase lock-in, especially with AI/vector workloads.
Key Features
✓Full backend: DB + Auth + Storage + Edge Functions + Realtime
✓Open source and self-hostable
✓pgvector support for native AI/vector search
✓Auto-generated REST and GraphQL APIs
✓Generous free tier for two projects
What It Doesn't Do
Not ideal for: Applications needing offline-first data sync or those requiring complex client-side transactions without RPC workarounds.
- ✗No client-side transaction support from the JS SDK
- ✗No offline sync support
- ✗Edge Functions have strict CPU time limits (2s)
Capabilities
postgres databaseauthstoragerealtimeedge functionsclient side transactionsoffline syncSupported Tech Stacks
Frontend
reactnextjsvuesvelte
Backend
nodepythongo
Mobile
swiftkotlin
Pricing
- Model
- flat rate, usage based
- Free Tier
- 2 free projects, 500MB DB, 1GB storage, 50k MAU auth.
- Paid Starts At
- $25/month per project
- Notes
- Pro plan includes daily backups. Enterprise for SLAs.
Links
Integration
- Est. time
- 1.5h
- Difficulty
- medium
- Stack position
- backend
Implementation Guides
Trust Metadata
- Schema
- v0.4.0
- Status
- agent verified
- Freshness
- low
- Reviewed
- 2026-03-18