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: 1.12.13

Requirements: macOS >= 10.15

Versions:

Intel tahoe 1.12.13
sequoia 1.12.13
sonoma 1.12.13
ventura 1.12.13
monterey 1.12.13
big sur 1.12.13
catalina 1.12.13

Analytics:

Installs (30 days)
freeplane 124
Installs (90 days)
freeplane 310
Installs (365 days)
freeplane 1,282