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Mattermost Classic

Secure, workplace messaging
Version: 3.10.3
Added: 27-04-2018
Updated: 23-05-2018

Mattermost is secure, workplace messaging from behind your firewall.

  • Discuss topics in private groups, one-to-one or team-wide
  • Find what you're looking for with full text search, filters and #hashtags
  • Easily share images, video, audio and files
  • Personalize your experience with custom colors, formatting and fonts
  • Connect in-house systems with webhooks and Slack-compatible integrations

To use this app, you need a "Team URL" from a Mattermost server. To host your own server go to

Find the Terms of Service for this app here.

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