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SAMAejabberd
Free

Free and open source under the GPL-3.0 licence.

 Free

Free and open source.

Web, Self-hosted Linux, Self-hosted
  • Server, web client and Flutter client are all open source
  • End-to-end encryption and clustering included
  • XMPP, MQTT and SIP in one server
  • Over 400 XMPP extensions supported
  • Uses its own protocol, so it does not interoperate with XMPP or Matrix
  • Small project with a limited community
  • More complex than servers built for small groups
  • Erlang-based stack can be unfamiliar to admins
Web application, Self-hosted Self-hosted
Open source Open source
License: GPL-3.0 License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 23, 2026

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