vb-cable

Install command: 
brew install --cask vb-cable

Name: VB-CABLE Virtual Audio Device

Virtual audio cable for routing audio from one application to another

https://vb-audio.com/Cable/index.htm

Cask JSON API: /api/cask/vb-cable.json

Cask code: vb-cable.rb on GitHub

Current version: 108

Requirements: macOS >= 10.11

Analytics:

Installs (30 days)
vb-cable 41
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vb-cable 116
Installs (365 days)
vb-cable 639