Mattermost for macOS

Mattermost, Inc. · Open source

Mattermost is an open-source messaging and collaboration platform that teams can run on their own servers. This desktop and mobile app connects to a Mattermost server and gives you channels, direct messages and file sharing.

Download for macOS

releases.mattermost.com · Official website

✓ Official source (Homebrew)
✓ SHA256 taken from the official repository
✓ Last checked: Nov. 4, 2026
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Version: 6.3.2
License: Apache-2.0
Installer type: zip

Install from the command line

How do I use this?

This command needs Homebrew; if you don't have it, first run the install command from brew.sh. Then open Terminal (Applications > Utilities > Terminal), paste the command and press Enter.

brew install --cask mattermost

SHA256 (file verification)

7adb624266d125f9ac7d293cc742da52221f0e60991c0728de208c980da3ef33

How to install

Download the .dmg file with the official button.
Drag Mattermost into the Applications folder.
Or use the Homebrew command shown on the page.

Platform pages: Windows · macOS · Linux · Android · All platforms and details