mousepose

Install command: 
brew install --cask mousepose

Name: Mouseposé

Highlight your mouse pointer and cursor position

https://boinx.com/mousepose/overview/

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

Cask code: mousepose.rb on GitHub

Current version: 4.3,10282

Current version requires: macOS >= 10.14

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