xrg

Install command: 
brew install --cask xrg

Name: XRG

System monitor

https://gaucho.software/Products/XRG/

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

Cask code: xrg.rb on GitHub

Current version: 3.2.1

Requirements: macOS >= 10.15

Analytics:

Installs (30 days)
xrg 24
Installs (90 days)
xrg 64
Installs (365 days)
xrg 418