* [Sync-in Server v2.1.0](https://github.com/Sync-in/server) – Self-hosted platform providing secure file sharing, collaboration, and granular permission management with a modern interface.

* [SymmetricDS 3.17.0](https://github.com/jumpmindinc/symmetric-ds) – Database replication and file synchronization software supporting bi-directional, scalable, near real-time data replication across networks.

* [Syncthing v2.0.15](https://github.com/syncthing/syncthing) – Continuous file synchronization program that syncs files between multiple computers.

* [Sync-in desktop client v2.1.0](https://github.com/Sync-in/desktop) – Cross-platform desktop and CLI client for local file synchronization, multi-server management, scheduled syncs, and transfer visualization.

* [SyncYomi v1.1.7](https://github.com/syncyomi/syncyomi) – Self-hosted server for synchronizing Tachiyomi manga reading progress and library across devices.