ontime

Install command: 
brew install --cask ontime

Name: Ontime

Time keeping for live events

https://getontime.no/

Cask JSON API: /api/cask/ontime.json

Cask code: ontime.rb on GitHub

Current version: 3.16.1

Current version requires: macOS >= 10.15

Versions:

Intel tahoe 3.16.1
sequoia 3.16.1
sonoma 3.16.1
ventura 3.16.1
monterey 3.16.1
big sur 3.16.1
catalina 3.16.1

Analytics:

Installs (30 days)
ontime 3
Installs (90 days)
ontime 16
Installs (365 days)
ontime 70