Screenshots

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…