Mattermost
A secure collaboration website and open-core platform for team messaging, workflow automation, voice calling, screen sharing, and self-hosted operational communication.
What Mattermost is
Mattermost official site presents Mattermost as a secure collaboration platform for mission-critical work. The product brings together team messaging, workflow automation, calls, screen sharing, integrations, and deployment controls for organizations that need resilient operational communication.
Who uses Mattermost
Mattermost is used by software teams, security teams, IT operations groups, government organizations, defense and public-sector teams, enterprises, and open-source communities that need controlled collaboration. It is often considered when teams need self-hosting, on-premises deployment, compliance controls, or tighter integration with internal tools.
How the website works
The public website explains Mattermost's platform, use cases, deployment options, pricing, integrations, customer stories, and documentation paths. Visitors can evaluate cloud hosting, self-managed deployments, enterprise features, security posture, developer resources, and the open-source project behind the platform.
Chat, workflows, and operations
Mattermost is more than a message timeline. It combines channels, direct messages, calls, playbooks, integrations, automation, and workflow-centered collaboration so teams can coordinate incidents, deployments, security work, project updates, and recurring operational routines in one environment.
Self-hosting and control
A key Mattermost theme is control over where collaboration data and services run. Some organizations use hosted cloud service, while others run Mattermost in their own infrastructure for sovereignty, compliance, security, air-gapped environments, or custom integrations that would be difficult on a purely hosted platform.
Open-core project
The Mattermost GitHub repository describes the platform as open core and self-hosted, with core development written primarily in Go and TypeScript. That model gives users open-source access to major parts of the stack while commercial editions add enterprise features, support, and managed options.
Strengths and limits
Mattermost is strong when a team needs secure collaboration, deployment flexibility, operational workflows, and integration with internal systems. Its limits include administrative complexity, self-hosting responsibilities, user training, and the need to decide which workflows truly belong inside a chat-centered collaboration platform.
Why it matters
Team communication tools become infrastructure when organizations rely on them during incidents, product launches, security events, and daily operations. Mattermost matters because it gives teams a collaboration option designed around control, resilience, and mission-critical work rather than only casual workplace chat.
WHOIS domain data
Data pulled: May 24, 2026View current WHOIS record
- Domain
- mattermost.com
- IP address
- 104.18.1.109
- Registrar
- Amazon Registrar, Inc.
- WHOIS server
- whois.registrar.amazon
- Referral URL
- http://registrar.amazon.com
- Created
- December 22, 2012
- Updated
- May 14, 2026
- Expires
- December 22, 2026
- Nameservers
- nadia.ns.cloudflare.com (172.64.32.207); aragorn.ns.cloudflare.com (173.245.59.67)
- Domain status
- clientTransferProhibited
- Contact privacy
- Registrant, admin, technical, and billing contact details use whoisproxy.com proxy contact data in the visible Who.is record.