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Prosody vs Tigase XMPP Server: catalog facts
Prosody	Tigase XMPP Server
Free Free and open source under the MIT licence.	Freemium Open-source server, with paid plans and support offered by Tigase.
Self-hosted	Self-hosted
Simple setup and low resource use Federates with other XMPP servers	Built on the open XMPP standard Designed for large numbers of users
Requires a server and some administration Users need a separate XMPP client	Requires server administration knowledge to deploy and run Website is aimed at businesses buying support
Self-hosted	Self-hosted
Open source	Open source
License: MIT	License not stated
Not stated if an account is 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 1, 2026

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