Open-Source & Source-Availability

PowerSync client SDKs and supporting client-side packages are open-source (Apache 2.0 & MIT). The server-side PowerSync Service is available under the Functional Source License (FSL).

See Licensing & Terms for an overview of PowerSync editions and licenses.

If you have any questions, join the discussion on Discord.

Server-Side Packages

powersync-service

The backend PowerSync Service responsible for data replication.

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Functional Source License

Client-Side Packages: SDKs

powersync.dart

Monorepo for Flutter/Dart related packages, including:

PowerSync client SDK: Flutter/Dart
Helper packages: Attachments

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Apache 2.0 License

powersync-js

Monorepo for JavaScript/TypeScript related packages, including:

PowerSync client SDKs: React Native and web
Helper packages: Attachments
Framework integrations: React and Vue
ORM integrations: Kysely

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Apache 2.0 License

powersync-kotlin

PowerSync client SDK for Kotlin Multiplatform.

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Apache 2.0 License

powersync-swift

PowerSync client SDK for Swift.

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Apache 2.0 License

Client-Side Packages: Other

sqlite_async.dart

Monorepo for SQLite related packages for Flutter/Dart, including:

sqlite_async: SQLite library for Flutter/Dart. Used by powersync.dart and also usable stand-alone.
drift_sqlite_async: Drift ORM integration for PowerSync Flutter/Dart client SDK

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powersync-sqlite-core

SQLite extension implemented in Rust that is used by PowerSync client SDKs, providing common SDK functionality.

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Apache 2.0 License