Product Updates

React Native SDK

React Native Client SDK: v1.35.9

[FIXED] clients using the HTTP connection method could get stuck in an endless auth-error retry loop when their token expired while disconnected; the sync stream now invalidates cached credentials.

July 10, 2026

JavaScript/Web SDK

JavaScript Web Client SDK: v1.39.0

[ADDED] support for in-memory web databases via `WASQLiteVFS.InMemoryVFS`, useful for development and online-first use cases that don't need persistence.

July 10, 2026

Node.js SDK

Node.js Client SDK [Beta]: v0.19.4

[FIXED] clients using the HTTP connection method could get stuck in an endless auth-error retry loop when their token expired while disconnected; the sync stream now invalidates cached credentials.

July 10, 2026

PowerSync Service MongoDB Azure DocumentDB

Announcing Azure DocumentDB Support (Experimental)

Azure DocumentDB (formerly Azure Cosmos DB for MongoDB vCore) is now a supported source database for PowerSync, available as an experimental release.

July 8, 2026

PowerSync Service

PowerSync Service: v1.23.3

[ADDED] Experimental support for Azure Cosmos DB for MongoDB vCore (Azure DocumentDB) as a replication source.

July 7, 2026

PowerSync Service

An Official Terraform Provider for PowerSync

Manage your PowerSync Cloud projects and instances as Infrastructure-as-Code, alongside the rest of your infrastructure.

July 2, 2026

Swift SDK

PowerSync Swift SDK: v1.14.4

[FIXED] Running a query inside a cursor mapper callback (e.g. a nested `tx.get` inside a `tx.getAll` mapper) no longer crashes. This regressed in the 1.14.0 Swift-native rewrite.

June 22, 2026

Dart/Flutter SDK

Dart/Flutter Client SDK: v2.3.1

[IMPROVED] SQLCipher support is available again on native platforms, an alternative to SQLite3 Multiple Ciphers for encryption that can be faster, especially on Apple targets.

June 22, 2026

CLI

PowerSync CLI: v0.10.0

[IMPROVED] Commands that take --instance-id now resolve --project-id and --org-id automatically from it, so you no longer need to pass them.

June 11, 2026

PowerSync Service Convex

Announcing Convex Backend Support (Experimental)

Convex is now a supported source for PowerSync, available as an experimental release. Add offline-first behavior, optimistic updates, and partial sync to a Convex app.

June 10, 2026