drawio

Install command: 
brew install --cask drawio

Name: draw.io Desktop

Draw.io is free online diagram software

https://www.diagrams.net/

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

Cask code on GitHub

Current version: 18.0.6

Analytics:

Installs (30 days)
drawio 2,197
Installs (90 days)
drawio 6,117
Installs (365 days)
drawio 20,630
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