Jitsi Meet vs Mattermost vs Zulip
Jitsi Meet, Mattermost, Zulip compared on license, free-edition limits, deployment and project health. Change a project below to compare something else.
| Jitsi Meet | Mattermost | Zulip | |
|---|---|---|---|
| Category | Communication | Communication | Communication |
| License | Apache License 2.0Open source (OSI) | GNU Affero General Public License v3.0Open source (OSI) | Apache License 2.0Open source (OSI) |
| Free edition | Not confirmed | Some features paywalled | Not confirmed |
| Deployment | Self-hosted · Cloud | Self-hosted · Cloud | Self-hosted · Cloud |
| Self-hosting setup | Multi-service setup | Needs a database | Multi-service setup |
| SSO / SAML | Not confirmed | Not confirmed | Free |
| Role-based access control | Not confirmed | Paid | Free |
| Audit logs | Not confirmed | Not confirmed | Free |
| Multi-user / teams | Not confirmed | Free | Free |
| Backups and restore | Not confirmed | Not confirmed | Free |
| API access | Not confirmed | Free | Free |
| Support SLA | Not confirmed | Paid | Paid |
| GitHub stars | 30k | 39k | 26k |
| Last release | Sep 14, 2026 | Sep 24, 2026 | Sep 21, 2026 |
| Alternative to | Zoom | Slack | Slack |
In short
- Jitsi Meet is licensed Apache License 2.0 (open source (osi)). Free edition: not confirmed.
- Mattermost is licensed GNU Affero General Public License v3.0 (open source (osi)). Free edition: some features paywalled.
- Zulip is licensed Apache License 2.0 (open source (osi)). Free edition: not confirmed.
Each project page lists the official sources behind these answers. Where the official pages do not say, the table shows “Not confirmed”.