Mattermost – Collaboration for your mission-critical work

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Mattermost is an open source platform for secure collaboration across the entire software development lifecycle. This repo is the primary source for core development on the Mattermost platform; it’s written in Go and React and runs as a single Linux binary with MySQL or PostgreSQL. A new compiled version is released under an MIT license every month on the 16th.

Features:

  • Native audio calling & screenshare
  • Real-time and async messaging with integrated voice and video
  • File, image, and link sharing
  • Rich markdown formatting
  • Multi-language code syntax highlighting
  • Unlimited and searchable message history
  • and more…