freeplane

Install command: 
brew install --cask freeplane

Name: Freeplane

Mind mapping and knowledge management software

https://docs.freeplane.org/

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

Cask code: freeplane.rb on GitHub

Current version: 1.12.16

Requirements: macOS >= 10.15

Versions:

Intel tahoe 1.12.16
sequoia 1.12.16
sonoma 1.12.16
ventura 1.12.16
monterey 1.12.16
big sur 1.12.16
catalina 1.12.16

Analytics:

Installs (30 days)
freeplane 137
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freeplane 339
Installs (365 days)
freeplane 1,335