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Haven vs Movim: catalog facts
Haven	Movim
Free Free and open source under the AGPL-3.0.	Free Free and open source under the AGPL-3.0, funded by donations.
Linux, Web	Web, Self-hosted
Social feed and profiles built on the open Matrix protocol Based on the mature Element Web client	Uses standard XMPP and talks to other XMPP clients Chat, feeds and video calls in one web interface
Small, young project with few contributors Social event types depend on a spec proposal that is not yet standard	Self-hosting needs PostgreSQL and some setup Largely maintained by one developer
Downloadable app, Web application	Web application, Self-hosted
Open source	Open source
License: AGPL-3.0	License: AGPL-3.0
Account needed	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.