Product Updates

.NET SDK

PowerSync .NET SDK: v0.1.5 (Beta)

[ADDED] `RequestCheckpoint()` on `PowerSyncDatabase` for catching up with the server on demand: wait until the local database has caught up, including your pending uploads.

September 10, 2026

React Native SDK

React Native Client SDK: v2.2.1

[FIXED] Android builds using Android Gradle Plugin 9's built-in Kotlin support no longer fail with a `kotlin` extension collision.

September 10, 2026

JavaScript/Web SDK

JavaScript Web Client SDK: v2.3.1

[FIXED] `AttachmentQueue.expireCache()` no longer hangs forever when there's nothing archived left to delete.

September 10, 2026

Node.js SDK

Node.js Client SDK: v1.0.1

[FIXED] `AttachmentQueue.expireCache()` no longer hangs forever when there's nothing archived left to delete.

September 10, 2026

Notice PowerSync Service MongoDB

Storage Version 4: Object Storage and Incremental Reprocessing for MongoDB (Beta)

PowerSync Service v1.26.0 introduces storage version 4, a new format for the data the Service syncs to clients. It moves bulk data to S3 object storage for faster sync under load, and adds incremental reprocessing of Sync Streams deploys for MongoDB source databases.

September 9, 2026

Kotlin SDK

PowerSync Kotlin SDK: v1.15.1

[FIXED] A bug where R8 minification could break CRUD uploads by removing the `toString()` implementation used to identify the internal CRUD table.

September 7, 2026

PowerSync Service

PowerSync Service: v1.26.0

[IMPROVED] MongoDB storage version 3 is promoted to version 4, marking the format as stable, including S3-compatible object storage for bulk bucket data.

September 4, 2026

Node.js SDK

Node.js Client SDK v1.0: Now Stable

The PowerSync Node.js client SDK is now stable with the release of `@powersync/node@1.0.0`. Since the beta it moved to the v2.0 JavaScript API, added streaming attachments for large files, and reached feature parity with our other SDKs.

September 3, 2026

Dart/Flutter SDK

Dart/Flutter Client SDK: v2.4.0

[ADDED] `requestCheckpoint()` on `PowerSyncDatabase` for catching up with the server on demand: request a checkpoint, then wait until the local database has caught up to it.

September 2, 2026

Swift SDK

PowerSync Swift SDK: v1.16.1

[FIXED] cross-process update notifications for databases shared across processes (e.g. App Group containers) now include the set of changed tables, instead of invalidating every watched query on any remote write.

August 31, 2026