Mattermost
An open-source collaboration platform enabling secure team communication and workflow automation
- Also known as
- mattermost
Available worldwide · Popular in: US, CA, GB, EU, JP
What is Mattermost?
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.
Mattermost pricing
Plans, per-tier features and add-ons, dated and linked to live pricing. Pricing changes often; always verify at source before you rely on it.
Free open-source tier available; commercial E10 and E20 enterprise editions
Open Source
FreeSelf-hosted open-source version
Enterprise E10
Commercial enterprise version
Enterprise E20
Commercial enterprise version
What Mattermost does
The capabilities that matter for collaboration software, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Messaging
- ✓
- Video meetings
- ✗
- Whiteboard
- ✗
- Screen sharing
- ✓
- Recording / transcription
- Recording + AI notes
- End-to-end encryption
- -
- SSO / SCIM
- ✓
- Guest / external access
- ✓
- Compliance controls
- ✓
- Hosting
- Cloud + self-hosted
- Max participants
- -
- App marketplace
- ✓
- Public API / bot framework
- ✓
- Free tier
- ✓
Platform & deployment
Independently observed- CLI
- iOS
- macOS
- Web
- Linux
- Android
- Windows
- Cloud / SaaS
- Hybrid
- On-premise
- Self-hosted
Integrations (16)
Independently observed- Prometheus←
- Grafana←
- Slack
- Git
- Jenkins
- GitLab
- GitHub
- Bugzilla
- RSS
- Gerrit
- Redmine
- Mercurial
- SVN
- Threema
- Pexip
Security & compliance
Independently observed- Section 508 Accessibility Compliance · Section 508active
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
Mattermost FAQ
Common questions about Mattermost, answered from independent, dated evidence.
What is Mattermost?
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
Is Mattermost free?
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
What platforms does Mattermost support?
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
Can Mattermost be self-hosted?
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
What does Mattermost integrate with?
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
What security certifications does Mattermost have?
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
Where is Mattermost available?
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
Mattermost alternatives
Other collaboration software we track, ranked by the same independent score.
- WherebyVideo conferencing platform with unlimited team members and built-in recordingmedium · 74%
- LoomFree desktop screen recording softwaremedium · 55%
- SlackUnified workplace communication and automation platformmedium · 54%
- RingCentralAn AI-powered voice platform for automating customer interactions across calls, messages, and videomedium · 72%
- LarkAn AI-powered workspace that gives teams unified context across conversations, knowledge, and tools for smarter automationmedium · 60%
- ZoomIntegrated communication platform providing video meetings, messaging, phone, and team collaborationmedium · 54%
Compare Mattermost
Side by side against other collaboration software, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Mattermost, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Capabilities | 100 | 0.09 | 9.2 | ✓ |
| Integrations | 82 | 0.09 | 7.7 | ✓ |
| Development activity | 63 | 0.09 | 5.9 | ✓ |
| Release cadence | 99 | 0.05 | 5.2 | ✓ |
| Price level | 80 | 0.05 | 4.2 | ✓ |
| Reliability | 50 | 0.06 | 3.2 | ✓ |
| Security score | 72 | 0.04 | 3.0 | ✓ |
| Dependent projects | 43 | 0.06 | 2.7 | ✓ |
| Stars | 87 | 0.03 | 2.3 | ✓ |
| Pricing transparency | 25 | 0.08 | 2.1 | ✓ |
| Security posture | 10 | 0.06 | 0.0 | - |
| Package downloads | 0 | 0.14 | 0.0 | - |
| Developer Q&A activity | 0 | 0.06 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 100 | mediumsource · 2026-09-07 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 7 items | mediumsource · 2026-09-10 · 64% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Hosting: both · Sso scim: Yes · Free tier: Yes · Messaging: Yes · Api access: Yes · Whiteboard: No | mediumsource · 2026-09-07 · 60% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 700 | mediumsource · 2026-09-07 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | TypeScript | highsource · 2026-09-07 · 90% |
Market
| Attribute | Value | Evidence |
|---|---|---|
| Availability | HqCountry: US · PrimaryMarkets: … · AvailabilityScope: global · AvailableCountries: … · NotAvailableCountries: … | highsource · 2026-08-14 · 75% |
Pricing
Release
Reliability
| Attribute | Value | Evidence |
|---|---|---|
| Status page | Yes | mediumsource · 2026-08-05 · 60% |
Security
| Attribute | Value | Evidence |
|---|---|---|
| Disclosure policy | Yes | mediumsource · 2026-08-05 · 60% |
| Gdpr | Yes | highsource · 2026-08-05 · 75% |
| Scorecard | 7.2 | highsource · 2026-09-07 · 90% |
| Vulnerabilities | Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=mattermost-redux&per_page=100 · Last 12m: 0 | highsource · 2026-09-07 · 90% |
| Certifications | Section 508 Accessibility Compliance | mediumsource · 2026-09-07 · 60% |
| Trust center | https://mattermost.com/blog/mattermost-4-6-508-compliance/ | mediumsource · 2026-09-07 · 60% |
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