contexts

Install command: 
brew install --cask contexts

Name: Contexts

Allows switching between application windows

https://contexts.co/

/api/cask/contexts.json (JSON API)

Cask code on GitHub

Current version: 3.9.0

Variations:

Intel mojave 3.7.1
high sierra 3.7.1
sierra 3.7.1
el capitan 3.7.1

Analytics:

Installs (30 days)
contexts 72
Installs (90 days)
contexts 215
Installs (365 days)
contexts 940
Fork me on GitHub