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ejabberd vs SAMA: catalog facts
ejabberd	SAMA
Free Free and open source.	Free Free and open source under the GPL-3.0 licence.
Linux, Self-hosted	Web, Self-hosted
XMPP, MQTT and SIP in one server Over 400 XMPP extensions supported	Server, web client and Flutter client are all open source End-to-end encryption and clustering included
More complex than servers built for small groups Erlang-based stack can be unfamiliar to admins	Uses its own protocol, so it does not interoperate with XMPP or Matrix Small project with a limited community
Self-hosted	Web application, Self-hosted
Open source	Open source
License not stated	License: GPL-3.0
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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