Mattermost
by Mattermost
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Professional | Maximum 250 users | On request |
| Professional | Contact Sales · Maximum 250 users | On request |
| Enterprise | Everything in Professional · Sovereign AI · Contextual summarization and composition · Real-time channel briefing · Enterprise collaboration controls | On request |
| Enterprise | Get Pricing · Everything in Professional · Sovereign AI · Contextual summarization and composition · Real-time channel briefing · Enterprise collaboration controls | On request |
As mattermost.com lists them, read 20 Sept 2026. The maker's own page has the final word.
Facts from Mattermost's own pages
- Channels
- Yes · mattermost.com, 20 Sept 2026
- Founded
- 2015 · mattermost.com, 23 Sept 2026
- Free plan
- Yes · mattermost.com, 20 Sept 2026
- Guest access
- Yes · mattermost.com, 20 Sept 2026
- Headquarters
- Palo Alto, California, United States · mattermost.com, 23 Sept 2026
- Integrations
- GitHub,GitLab,Jira,Microsoft Teams,Microsoft 365,Outlook,ServiceNow,Zoom,Pexip,Splunk,Zapier · mattermost.com, 20 Sept 2026
- Message history
- unlimited · mattermost.com, 20 Sept 2026
- Supported platforms
- web,Windows,macOS,Linux,iOS,Android,API,self-hosted · mattermost.com, 20 Sept 2026
Where Mattermost stands on Freedom251
- Team chat apps#6 of 63
- Secure Team Chat Software#9 of 30
- Team Collaboration Software#12 of 25