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Tigase XMPP Server vs ejabberd: catalog facts
Tigase XMPP Server	ejabberd
Freemium Open-source server, with paid plans and support offered by Tigase.	Free Free and open source.
Self-hosted	Linux, Self-hosted
Built on the open XMPP standard Designed for large numbers of users	XMPP, MQTT and SIP in one server Over 400 XMPP extensions supported
Requires server administration knowledge to deploy and run Website is aimed at businesses buying support	More complex than servers built for small groups Erlang-based stack can be unfamiliar to admins
Self-hosted	Self-hosted
Open source	Open source
License not stated	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
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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