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Gajim vs Converse: catalog facts
Gajim	Converse
Free Free and open source, funded by donations.	Free Free and open source under the MPL-2.0 licence.
Windows, Linux	Web, Self-hosted
Works with any XMPP provider and interoperates with other XMPP apps End-to-end encryption including OMEMO and OpenPGP	Works with any standard XMPP server OMEMO end-to-end encryption
Needs an XMPP account from a provider or your own server Contacts must also use XMPP to reach them	Needs an XMPP account or server to be useful Some features such as URL previews depend on server support
Downloadable app	Downloadable app, Web application, Self-hosted
Open source	Open source
License not stated	License: MPL-2.0
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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