butt

Install command: 
brew install --cask butt

Name: Broadcast Using This Tool

Shoutcast and Icecast streaming client

https://danielnoethen.de/butt/

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

Cask code: butt.rb on GitHub

Current version: 1.45.0

Requirements: macOS >= 10.15

Analytics:

Installs (30 days)
butt 16
Installs (90 days)
butt 44
Installs (365 days)
butt 123