# PowerSync JavaScript / Web SDK

**Canonical:** https://apis.io/apis/powersync/javascript-sdk/  
**Provider:** PowerSync — https://apis.io/providers/powersync/  
**Documentation:** https://docs.powersync.com/client-sdk-references/js-web

PowerSync JavaScript / Web SDK is one of 6 APIs that [PowerSync](https://apis.io/providers/powersync/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include JavaScript, Web, SQLite, and SDK. The published artifact set on APIs.io includes API documentation.

Client SDK for JavaScript and browser environments using Wasm-backed SQLite. Provides a PowerSyncDatabase class for local SQLite management with reactive queries, offline write queuing, and automatic sync with the PowerSync Service.

## Machine-readable artifacts (2)

- **Documentation** — https://docs.powersync.com/client-sdk-references/js-web
- **Documentation** — https://powersync-ja.github.io/powersync-js/web-sdk

## Other PowerSync APIs (5)

- [PowerSync Sync Service API](https://apis.io/apis/powersync/sync-service/)
- [PowerSync React Native SDK](https://apis.io/apis/powersync/react-native-sdk/)
- [PowerSync Flutter / Dart SDK](https://apis.io/apis/powersync/flutter-sdk/)
- [PowerSync Kotlin SDK](https://apis.io/apis/powersync/kotlin-sdk/)
- [PowerSync Swift SDK](https://apis.io/apis/powersync/swift-sdk/)

## Tags

JavaScript, Web, SQLite, SDK

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/powersync/javascript-sdk/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/powersync/.