cpuinfo

Install command: 
brew install --cask cpuinfo

Name: cpuinfo

CPU meter menu bar app

https://github.com/yusukeshibata/cpuinfo/

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

Cask code: cpuinfo.rb on GitHub

Current version: 1.5.1

Current version requires: macOS >= 10.11

Analytics:

Installs (30 days)
cpuinfo 66
Installs (90 days)
cpuinfo 187
Installs (365 days)
cpuinfo 723
Fork me on GitHub