# Mattermost vs Microsoft Teams

**Leader by vioscaleAI score:** Mattermost

| Attribute | Mattermost | Microsoft Teams |
|---|---|---|
| **vioscaleAI score** | 67 (65% (medium)) | 48.1 (16% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 371 | - |
| adoption.github_stars | 39,264 | - |
| content.faq | `[{"answer":"Mattermost is a self-hosted or cloud-based collaboration platform offering secure messaging, voice calling, screen sharing, workflow automation, and AI-assisted tools for teams and enterprises. It is indexed under Collaboration Software.","source":"https://mattermost.com","question":"What is Mattermost?","confidence":0.6},{"answer":"Mattermost offers a free tier, so you can start without paying. Paid plans are also available: Open Source, Enterprise E10 and Enterprise E20. Pricing changes often, so verify at source before relying on it.","source":"https://mattermost.com","question":"Is Mattermost free?","confidence":0.6},{"answer":"Mattermost supports the web, Windows, macOS, Linux, iOS, Android and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://mattermost.com","question":"What platforms does Mattermost support?","confidence":0.6},{"answer":"Yes. Mattermost can be deployed cloud / SaaS, hybrid, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://mattermost.com","question":"Can Mattermost be self-hosted?","confidence":0.6},{"answer":"We have confirmed 14 integrations for Mattermost, including Slack, Git, Jenkins, Twitter, Bugzilla, RSS, Gerrit and Redmine, plus 6 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://mattermost.com","question":"What does Mattermost integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Mattermost. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Mattermost not holding them. Always confirm compliance directly before you rely on it.","source":"https://mattermost.com/security","question":"What security certifications does Mattermost have?","confidence":0.7},{"answer":"Mattermost is available worldwide. Its primary markets are the United States, Canada, the United Kingdom, the EU and Japan. The vendor is headquartered in the United States.","source":"https://mattermost.com","question":"Where is Mattermost available?","confidence":0.75}]` | `[{"answer":"Microsoft Teams is a video conferencing, meetings, and calling platform that enables communication, collaboration, and engagement at work. It offers instant messaging, file sharing, online meetings, webinars, and integrated workflows. It is indexed under Collaboration Software.","source":"https://www.microsoft.com/en-us/microsoft-teams/group-chat-software","question":"What is Microsoft Teams?","confidence":0.6},{"answer":"Microsoft Teams offers a free tier, so you can start without paying. Paid plans are also available: Teams, Teams Premium and Teams Phone. Pricing changes often, so verify at source before relying on it.","source":"https://www.microsoft.com/en-us/microsoft-teams/group-chat-software","question":"Is Microsoft Teams free?","confidence":0.6},{"answer":"Microsoft Teams supports the web, Windows, macOS, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.microsoft.com/en-us/microsoft-teams/group-chat-software","question":"What platforms does Microsoft Teams support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Microsoft Teams, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.microsoft.com/en-us/microsoft-teams/group-chat-software","question":"Can Microsoft Teams be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Microsoft Teams. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Microsoft Teams not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.microsoft.com/security","question":"What security certifications does Microsoft Teams have?","confidence":0.7}]` |
| deployment.options | `{"cloud":true,"on_prem":true,"air_gapped":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | Mattermost is a self-hosted or cloud-based collaboration platform offering secure messaging, voice calling, screen sharing, workflow automation, and AI-assisted tools for teams and enterprises. | Microsoft Teams is a video conferencing, meetings, and calling platform that enables communication, collaboration, and engagement at work. It offers instant messaging, file sharing, online meetings, webinars, and integrated workflows. |
| features.capabilities | `{"hosting":"both","sso_scim":true,"free_tier":true,"messaging":true,"api_access":true,"whiteboard":false,"pricing_model":"per_seat_subscription","screen_sharing":true,"video_meetings":false,"app_marketplace":true,"deployment_model":"self_hosted_on_premise","compliance_controls":true,"guest_external_access":true,"recording_transcription":"recording_ai_notes","cross_company_guest_channels":true,"threaded_reply_conversations":true,"automated_workflow_bot_builders":true,"channel_based_topic_organization":true,"jira_github_engineering_webhook_sync":true,"robust_message_search_and_history_indexing":true}` | `{"hosting":"cloud","messaging":true,"api_access":true,"whiteboard":true,"screen_sharing":true,"video_meetings":true,"app_marketplace":true,"compliance_controls":true,"recording_transcription":"recording_ai_notes"}` |
| integrations.count | 700 | - |
| integrations.list | `[{"name":"Slack"},{"name":"Git"},{"name":"Jenkins"},{"name":"GitLab"},{"name":"GitHub"},{"name":"Twitter"},{"name":"Bugzilla"},{"name":"RSS"},{"name":"Gerrit"},{"name":"Redmine"},{"name":"Mercurial"},{"name":"SVN"},{"name":"Threema"},{"name":"Pexip"},{"name":"Prometheus","category":"monitoring","direction":"inbound"},{"name":"Grafana","category":"monitoring","direction":"inbound"},{"name":"Microsoft Teams","native":true,"category":"chat","direction":"bidirectional"},{"name":"Matrix","native":false,"category":"chat","direction":"bidirectional"},{"name":"XMPP","native":false,"category":"chat","direction":"bidirectional"},{"name":"Trello","native":true,"category":"project_management","direction":"outbound"},{"name":"ServiceNow","native":true,"category":"itsm","direction":"bidirectional"},{"name":"PagerDuty","native":true,"category":"incident_response","direction":"bidirectional"},{"name":"Splunk","native":true,"category":"monitoring","direction":"bidirectional"},{"name":"Nagios","native":true,"category":"monitoring","direction":"bidirectional"},{"name":"Ansible","native":true,"category":"automation","direction":"outbound"},{"name":"Matterbridge","native":false,"category":"chat","direction":"bidirectional"}]` | - |
| language.primary | TypeScript | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"ios":true,"mac":true,"web":true,"linux":true,"android":true,"windows":true}` | `{"ios":true,"mac":true,"web":true,"android":true,"windows":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":false,"name":"Enterprise Edition E10","contactSales":false},{"free":false,"name":"Enterprise Edition E20","contactSales":false}],"freeTier":true,"sourceUrl":"https://mattermost.com","retrievedAt":"2026-10-05T11:08:02.475Z"}` | `{"type":"subscription","plans":[{"name":"Teams","contactSales":false},{"free":false,"name":"Teams Premium","contactSales":false},{"free":false,"name":"Teams Phone","contactSales":false}],"sourceUrl":"https://www.microsoft.com/en-us/microsoft-teams/group-chat-software","retrievedAt":"2026-08-05T14:09:53.694Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | commercial |
| pricing.price_level | low | unknown |
| pricing.transparent | no | no |
| release.cadence_days | 1 | - |
| release.history | `[{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.10.3-rc1","date":"2026-10-02T11:23:57Z","type":"prerelease","version":"v11.10.3-rc1"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v12.0.0-rc2","date":"2026-09-25T08:37:30Z","type":"prerelease","version":"v12.0.0-rc2"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.11.1","date":"2026-09-24T06:27:30Z","type":"stable","version":"v11.11.1"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v12.0.0-rc1","date":"2026-09-18T10:58:45Z","type":"prerelease","version":"v12.0.0-rc1"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v10.11.24","date":"2026-09-16T09:55:00Z","type":"stable","version":"v10.11.24"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.10.2","date":"2026-09-15T07:48:24Z","type":"stable","version":"v11.10.2"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.7.11","date":"2026-09-15T05:06:55Z","type":"stable","version":"v11.7.11"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.7.11-rc1","date":"2026-09-11T12:06:09Z","type":"prerelease","version":"v11.7.11-rc1"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.9.2","date":"2026-09-15T06:26:10Z","type":"stable","version":"v11.9.2"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.11.0","date":"2026-09-07T11:26:50Z","type":"stable","version":"v11.11.0"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.11.0-rc3","date":"2026-09-07T10:37:02Z","type":"prerelease","version":"v11.11.0-rc3"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.7.10","date":"2026-08-26T11:53:54Z","type":"stable","version":"v11.7.10"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.11.0-rc2","date":"2026-08-25T09:15:51Z","type":"prerelease","version":"v11.11.0-rc2"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.10.1","date":"2026-08-24T07:07:00Z","type":"stable","version":"v11.10.1"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.11.0-rc1","date":"2026-08-18T06:47:33Z","type":"prerelease","version":"v11.11.0-rc1"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.7.9","date":"2026-08-13T06:29:32Z","type":"stable","version":"v11.7.9"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.9.1","date":"2026-08-13T06:07:31Z","type":"stable","version":"v11.9.1"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.9.1-rc1","date":"2026-08-07T09:17:30Z","type":"prerelease","version":"v11.9.1-rc1"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.8.5","date":"2026-08-13T05:45:21Z","type":"stable","version":"v11.8.5"},{"url":"https://github.com/mattermost/mattermost/releases/tag/v11.8.5-rc1","date":"2026-08-07T08:38:34Z","type":"prerelease","version":"v11.8.5-rc1"}]` | - |
| reliability.status_page | yes | - |
| security.certifications | `[{"name":"Section 508 Compliance","status":"active","evidenceUrl":"https://mattermost.com"}]` | - |
| security.disclosure_policy | yes | yes |
| security.gdpr | yes | yes |
| security.scorecard | 7.3 | - |
| security.trust_center | https://mattermost.com/blog/trusted-device-authentication-101/ | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=mattermost-redux&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Collaboration Software)

| Capability | Mattermost | Microsoft Teams |
|---|:--:|:--:|
| **Modality** |  |  |
| Messaging | ✓ | ✓ |
| Video meetings | ✗ | ✓ |
| Whiteboard | ✗ | ✓ |
| **Meetings** |  |  |
| Screen sharing | ✓ | ✓ |
| Recording / transcription | Recording + AI notes | Recording + AI notes |
| **Security** |  |  |
| End-to-end encryption | - | - |
| SSO / SCIM | ✓ | - |
| **Access** |  |  |
| Guest / external access | ✓ | - |
| **Compliance** |  |  |
| Compliance controls | ✓ | ✓ |
| **Deployment** |  |  |
| Hosting | Cloud + self-hosted | Cloud only |
| **Scale** |  |  |
| Max participants | - | - |
| **Ecosystem** |  |  |
| App marketplace | ✓ | ✓ |
| Public API / bot framework | ✓ | ✓ |
| **Commercial** |  |  |
| Free tier | ✓ | - |

*Source: vioscaleAI. Generated 2026-10-16T12:27:29.611Z. "-" = undocumented, not absent.*