Mattermost vs Tinode
| Tagline | Open-source, self-hostable Slack alternative for secure team messaging and collaboration | Open-source instant messaging server with a Go backend and multi-platform clients |
| Category | Team Chat & Collaboration | Team Chat & Collaboration |
| Replaces | Slack, Microsoft Teams, Discord | Slack |
| GitHub stars | 39k | 14k |
| Language | Go | Go |
| License | MIT | GPL-3.0 |
| Self-host difficulty | 3/5 Moderate | 3/5 Moderate |
| Deploy options | One-Click Docker Docker Compose Kubernetes Manual | Docker Docker Compose Manual |
| Managed hosting | ||
| Last updated | yesterday | 2 days ago |
| View repo | View repo |
Where each falls short
The honest trade-offs — what you give up with each, versus the proprietary tools they replace.
Mattermost
- Many advanced features (LDAP/AD, SAML/SSO, compliance exports, high availability) are gated behind paid Enterprise tiers
- Search and message UX feel less polished than Slack
- Voice/video calling is more limited than Teams' full meetings stack
- Smaller third-party app/integration marketplace than Slack
Tinode
- More of a messaging backend/SDK than a turnkey Slack workspace experience
- Lacks built-in app marketplace, workflows, and rich integrations of Slack
- Voice/video is limited compared to Teams
- Admin and team-management UI is minimal
Bottom line
Both are a similar lift to self-host; choose Mattermost for the larger community and ecosystem. Mattermost has seen more recent development. Open each guide below for deploy steps and the full feature gap.
Mattermost
Open-source, self-hostable Slack alternative for secure team messaging and collaboration
Tinode
Open-source instant messaging server with a Go backend and multi-platform clients