Product Updates

PowerSync Service

PowerSync Service: v1.27.1

[FIXED] The Docker image now contains mitigations for the eMudhra intermediate CA compromise, which could affect TLS for JWKS URL fetching and non-Postgres source database connections. If you self-host, upgrade now.

October 21, 2026

Dart/Flutter SDK JavaScript/Web SDK Node.js SDK

PowerSync DevTools: Inspect Your App's Live Database

PowerSync DevTools shows the live state of the PowerSync database in your running app, and gives coding agents the same access through MCP tools. It is available now for Vite, Nuxt, and Node.js apps, and Flutter support is in progress.

October 20, 2026

Dart/Flutter SDK

Dart/Flutter Client SDK: v2.5.0

[BREAKING] [Web] The shared sync worker protocol changed. If you build for web, run `dart run powersync:setup_web` again after upgrading. Native platforms are not affected.

October 19, 2026

React Native SDK

React Native Client SDK: v2.3.3

[FIXED] WebSocket sync connections failed behind a proxy or firewall that blocks requests without a `User-Agent` header.

October 19, 2026

JavaScript/Web SDK

JavaScript Web Client SDK: v2.5.0

[ADDED] The SDK integrates with the new PowerSync DevTools, which shows the live state of the PowerSync database in your running app.

October 19, 2026

Node.js SDK

Node.js Client SDK: v1.2.0

[ADDED] The SDK integrates with the new PowerSync DevTools, which shows the live state of the PowerSync database in your running app.

October 19, 2026

Rust SDK

PowerSync Rust SDK: v0.1.1

[ADDED] `SyncStatusData::priority_status()` reports sync status grouped by the priority of Sync Streams, including a per-priority `has_synced()` and `last_synced_at()`.

October 12, 2026

PowerSync Service

Storage Version 4 Is Generally Available

Storage version 4 is out of beta and is the default from PowerSync Service v1.27.0. Instances on v1.27.0 or later move to it on their next Sync Config deployment.

October 12, 2026

Swift SDK

PowerSync Swift SDK: v1.16.4

[FIXED] The bundled SQLite was updated to 3.53.4, which fixes two high-severity FTS5 vulnerabilities (CVE-2026-11822, CVE-2026-11824).

October 8, 2026

PowerSync Dashboard

PowerSync Dashboard: v0.0.75

[ADDED] You can now connect a Supabase project with guided setup. The Dashboard configures your database connection and Supabase Auth for you.

October 7, 2026