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RxDB

Verified Sep 2026

The local-first database for JavaScript apps

Reactive local database with replication to any backend: offline-first apps without building sync yourself.

The mature local-first JS database: reactive queries over IndexedDB/SQLite with replication protocols to Postgres, CouchDB, GraphQL and more. The pragmatic choice for offline-first apps with existing backends.

Who it's for

Developers building offline-first apps with a reactive local database that replicates to any backend.

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