Mattermost
Mattermost provides team messaging you can self-host.
Our verdict
Who it's for
Teams that prioritize data control, compliance, and the ability to self-host their communication platform benefit most from Mattermost.
Who should look elsewhere
Less polished than Slack
Pros
- +Open source Slack alternative
- +Self-hostable
- +Good for compliance
- +No per-user cloud cost
- +Customizable
Cons
- −Less polished than Slack
- −Smaller integration library
- −Freemium
- −Communication
- −Team Chat
Key features
- ✓Team collaboration
- ✓Self-hosted
- ✓Channels
- ✓Integrations
- ✓DevOps
- ✓Open source
Pricing
| Plan | Price | Billing | Notes |
|---|---|---|---|
| Free | $0 | month | Self-hosted; Up to 250 users; Basic messaging |
| Professional | $10 | month | AD/LDAP sync; SSO; Guest accounts |
| Enterprise | — | month | Custom compliance; EMM support; 24/7 support |