mattermost

Install command: 
brew install --cask mattermost

Name: Mattermost

Open-source, self-hosted Slack-alternative

https://mattermost.com/

/api/cask/mattermost.json (JSON API)

Cask code on GitHub

Current version: 5.8.1

Requires: macOS >= 10.15

Variations:

Intel sequoia 5.8.1
sonoma 5.8.1
ventura 5.8.1
monterey 5.8.1
big sur 5.8.1
catalina 5.8.1

Analytics:

Installs (30 days)
mattermost 331
Installs (90 days)
mattermost 1,018
Installs (365 days)
mattermost 4,930
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