# Mattermost

- **Canonical URI:** https://www.vioscale.ai/software/mattermost
- **Category:** Collaboration Software
- **Homepage:** https://mattermost.com
- **Also known as:** mattermost
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-05T14:18:09.883Z

## Vioscale score

**65 / 100**, confidence 39% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 80 | 0.058 | 4.6 | ✓ |
| reliability | 50 | 0.07 | 3.5 | ✓ |
| capabilities | 96 | 0.187 | 18 | ✓ |
| github_stars | 86.5 | 0.029 | 2.5 | ✓ |
| integrations | 24.3 | 0.105 | 2.6 | ✓ |
| github_activity | 63.1 | 0.105 | 6.6 | ✓ |
| release_cadence | 99.4 | 0.058 | 5.8 | ✓ |
| security_posture | 10 | 0.07 | 0 | - |
| package_downloads | 0 | 0.152 | 0 | - |
| pricing_transparency | 25 | 0.094 | 2.4 | ✓ |
| stackoverflow_activity | 0 | 0.07 | 0 | - |

## Pricing

_As of 2026-08-05, [verify at source](https://mattermost.com). Independently observed._

Quote-based · Free tier

> Free limited-use edition available for technical evaluation. Enterprise pricing on request.

| Plan | Price | Free | Commitment |
|---|---|:--:|---|
| Entry Professional | Contact sales | - | - |

### Entry Professional (Contact sales)

Channel-based collaboration

- Channel-based messaging (1-1, group, public, private)
- File sharing and media previews
- 1:1 audio calls and screen sharing
- Threaded discussions
- Core search up to 3 million posts
- Custom branding and themes
- Hashtags and channel categorization
- Available in 20 languages
- Multi-window desktop
- Compact view
- Markdown compatibility
- Message priority
- Persistent notifications
- Multi-team collaboration
- Group calling and screen share (up to ~50 concurrent users)
- Guest accounts
- Custom user groups

## About

Sovereign collaboration and automation platform designed for mission-critical environments. Supports on-premises, private cloud, and air-gapped deployments with end-to-end security controls and data sovereignty.

_Independently observed._

## Platform & deployment

- **Platforms:** iOS, macOS, Web, Android, Windows
- **Deployment:** Cloud / SaaS, On-premise, Air-gapped, Self-hosted

## Integrations (6)

_Independently observed._

- MS Teams
- Atlassian
- GitLab
- Jenkins
- Git
- Zoom

## Capabilities

_The capabilities that matter for Collaboration Software. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Modality** | |
| Messaging | ✓ |
| Video meetings | ✓ |
| Whiteboard | - |
| **Meetings** | |
| Screen sharing | ✓ |
| Recording / transcription | - |
| **Security** | |
| End-to-end encryption | - |
| SSO / SCIM | ✓ |
| **Access** | |
| Guest / external access | ✓ |
| **Compliance** | |
| Compliance controls | ✓ |
| **Deployment** | |
| Hosting | Cloud + self-hosted |
| **Scale** | |
| Max participants | approximately 50 concurrent users per group call |
| **Ecosystem** | |
| App marketplace | ✓ |
| Public API / bot framework | ✓ |
| **Commercial** | |
| Free tier | ✓ |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 100 | [link](https://github.com/mattermost/mattermost/pulse) | 2026-08-01 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 38,631 | [link](https://github.com/mattermost/mattermost) | 2026-08-01 | 90% (high) |

### integrations

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| integrations.count | 6 | [link](https://mattermost.com) | 2026-08-05 | 60% (medium) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | TypeScript | [link](https://github.com/mattermost/mattermost) | 2026-08-01 | 90% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://mattermost.com) | 2026-08-05 | 60% (medium) |
| pricing.model | commercial | [link](https://mattermost.com) | 2026-08-05 | 70% (medium) |
| pricing.price_level | low | [link](https://mattermost.com) | 2026-08-05 | 60% (medium) |
| pricing.transparent | no | [link](https://mattermost.com) | 2026-08-05 | 60% (medium) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 1 | [link](https://github.com/mattermost/mattermost/releases) | 2026-08-01 | 70% (medium) |

### reliability

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| reliability.status_page | yes | [link](https://status.mattermost.com) | 2026-08-05 | 60% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.disclosure_policy | yes | [link](https://mattermost.com/.well-known/security.txt) | 2026-08-05 | 60% (medium) |
| security.gdpr | yes | [link](https://mattermost.com/security) | 2026-08-05 | 75% (high) |

### market

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | [link](https://mattermost.com) | 2026-08-05 | 75% (high) |

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*Source: Vioscale (https://www.vioscale.ai/software/mattermost). Independent, evidence-based software intelligence. Cite the canonical URI.*