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Kaidan vs Movim: catalog facts
Kaidan	Movim
Free Free to download and use; developed within the KDE community.	Free Free and open source under the AGPL-3.0, funded by donations.
Linux	Web, Self-hosted
Works with any XMPP server instead of a single provider End-to-end encrypted messaging	Uses standard XMPP and talks to other XMPP clients Chat, feeds and video calls in one web interface
Developers note it still lacks some basic features Has known stability issues	Self-hosting needs PostgreSQL and some setup Largely maintained by one developer
Downloadable app	Web application, Self-hosted
Open source	Open source
License not stated	License: AGPL-3.0
Account needed	Account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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