moomz
/vs·tools·en

💬Slack vs Mattermost🟦

Slack is the polished hosted chat standard. Mattermost is the open-source, self-hostable alternative for security-focused teams.

Run a moomz poll: who wins for you?
moomz.com — 10s, anonymous, free
💬Slack
  • Polished, hosted experience
  • Largest third-party integration library
  • Smooth onboarding for any team
  • No infrastructure to manage
🟦Mattermost
  • Open source and self-hostable
  • Full data control and on-prem options
  • Strong choice for security and compliance
  • Predictable cost when self-hosted

Verdict

Pick Slack for a polished hosted chat with broad integrations. Pick Mattermost when you need self-hosting and full control over your data.

Frequently asked

Can I self-host Mattermost?+

Yes, Mattermost is open source and built for self-hosting.

Which has more integrations?+

Slack has the larger third-party integration ecosystem.

Which is better for compliance?+

Mattermost's self-hosting suits strict data-control needs.

Also in

More in tools

Run a moomz poll: who wins for you?