omnigraffle

Install command: 
brew install --cask omnigraffle

Name: OmniGraffle

Visual communication software

https://www.omnigroup.com/omnigraffle/

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

Cask code on GitHub

Current version: 7.20

Requires: macOS >= 10.10

Analytics:

Installs (30 days)
omnigraffle 140
Installs (90 days)
omnigraffle 398
Installs (365 days)
omnigraffle 1,680
Fork me on GitHub