Mattermost
Mattermost is a team chat platform that you install on your own server, so your company's messages stay under its control. It is aimed at workplaces and IT teams that want chat, workflow automation and voice calls in one place.
Description written from the project's own page; checked by AI.
Screenshots1
From Mattermost's own page. Click one to see it full size.
Listed in1
The jobs it does, and the closed apps it replaces
Team chat
Replaces fullyInstead of Slack, Microsoft Teams
What's missing
Things people miss in Mattermost. Upvote what matters to you; it helps its team decide.
Facts
LicenseAGPL-3.0
Runs onWindows · Mac · Linux · Android · iPhone · In your browser · your own server
KindRuns on your own server
Stars on GitHub39k
Hosted onGitHub
ActivityChanged within the last year
Something wrong?
Wrong devices, a wrong description, or it isn't really open source? A mod reviews every suggestion.
What we couldn't confirm3
- Whether video meetings in Mattermost match Microsoft Teams meetings is not stated.
- Which features are paid versus free in the open core edition is not stated in the material given.
- The README gives no pricing for the cloud offering.