compare
RxDB vs Supabase
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | RxDB | Supabase |
|---|---|---|
| Language | TypeScript | TypeScript |
| Licence | Apache-2.0 | Apache-2.0 |
| Stars | 23k | 111k |
| Latest | 17.6.0 | v1.26.08 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 42 days between releases | about 32 days between releases |
| Active contributors | 5 commit authors on the default branch in the last 90 days | 96+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Firebase. Alternatives to Firebase →
PartialRxDBOffline-first local database for JavaScript apps that syncs with a backend you run; no hosted auth, functions or storage.
Full replacementSupabasePostgres with auth, storage, realtime, edge functions and generated APIs.
RxDB
- 17.6.02026-10-05ADD getConnectionHandlerNostr() to the WebRTC replication plugin. Peers find each other over Nostr relays instead of a…
- 17.5.02026-08-20CHANGE Update the Angular example and the Ionic example from Angular 21 to Angular 22. Both examples now use TypeScript…
- 17.4.02026-07-13ADD test to ensure awaitDocumentPushed() resolves after a document push first had a conflict that was later resolved.
- 17.3.02026-05-28TEST add reproduction for composite primary key auto-fill when only name and number are set in a preInsert hook without…
- 17.2.02026-05-04ADD React useRxDocument(collection, primaryKey) hook for subscribing to a single document by primary key with live upda…
RxDB
unsigned The latest release, 17.6.0, carries no signature GitHub could verify.
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Supabase
✓ signed The latest release, v1.26.08, carries a signature GitHub verified.
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