busycal

Install command: 
brew install --cask busycal

Name: BusyCal

Calendar software focusing on flexibility and reliability

https://busymac.com/busycal/index.html

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

Cask code: busycal.rb on GitHub

Current version: 2025.4.1,2025-10-28-19-37

Requirements: macOS >= 10.15

Analytics:

Installs (30 days)
busycal 44
Installs (90 days)
busycal 154
Installs (365 days)
busycal 622