taskpaper

Install command: 
brew install --cask taskpaper

Name: TaskPaper

App to make lists and help with organisation

https://www.taskpaper.com/

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

Cask code: taskpaper.rb on GitHub

Current version: 3.9.3

Requirements: macOS >= 10.14

Analytics:

Installs (30 days)
taskpaper 8
Installs (90 days)
taskpaper 24
Installs (365 days)
taskpaper 110