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Synology ChatRocket.Chat Desktop
Free

License-free, but it requires a Synology NAS to host the server.

 Free

The open-source software is available without a license fee. Hosting, hardware and…

Windows, macOS, Linux, Android, iOS, Web, Self-hosted Windows, macOS, Linux
  • Messages stay on your own NAS
  • Optional end-to-end encryption for conversations or channels
  • Provides desktop packages for Windows, macOS and Linux.
  • Only runs on Synology NAS hardware
  • Closed source
  • Workspace access and server licensing are separate from the desktop client.
Downloadable app, Web application, Self-hosted Downloadable app
Closed source Open source
License not stated License: MIT
Account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.