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Mattermost is no longer Open-Source
(github.com)
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this post was submitted on 12 Feb 2026
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MostlyMatter (FOSS Mattermost fork without user limits). https://framagit.org/framasoft/framateam/mostlymatter?ref=selfh.st
I learned about this today from the self-host newsletter.
Newsletter, you say?
https://selfh.st/ this one probably
Thanks! On a newsletter binge after picking up a new tuta email.
Another Framasoft win
Legendary. Love what they are doing. I have issues with getting people on their platform because of the cartoonish style.