paper

Install command: 
brew install --cask paper

Name: Paper

https://paper.meiyuan.in/

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

Cask code on GitHub

Current version: 3.5.1

Analytics:

Installs (30 days)
paper 24
Installs (90 days)
paper 78
Installs (365 days)
paper 316
Fork me on GitHub