Open-source Postgres backend with auth, storage and realtime.
Backend, auth & DBopen-source
Supabase vs Firebase
Verdict: in our “Easiest backend for AI-generated apps” ranking, Supabase ranks #1 and Firebase ranks #3. The table compares their verified basics; how we rank.
| Feature | Supabase | Firebase |
|---|---|---|
| What it is | Open-source Postgres backend with auth, storage and realtime. | Google's app backend platform: auth, database, hosting. |
| Category | Backend, auth & DB | Backend, auth & DB |
| Pricing model | open-source | freemium |
| Integrations | API, MCP | API |
| Self-hostable | Yes | No / not listed |
| Open-source repo | supabase/supabase | — |
| Rank in “Easiest backend for AI-generated apps” | #1 | #3 |
| StackRank score | Not yet benchmarked | Not yet benchmarked |
| Last verified | Oct 14, 2026 | Oct 14, 2026 |
Try them
Google's app backend platform: auth, database, hosting.
Backend, auth & DBfreemium