butt (broadcast using this tool)

butt supports ShoutCast and IceCast and runs on Linux, MacOS and Windows.
The main purpose of butt is to stream live audio data from your computers Mic or Line input to an Shoutcast or Icecast server. Recording is also possible. It is NOT intended to be a server by itself or automatically stream a set of audio files.

IMPORTANT: You need to execute this command in a terminal AFTER you installed the snap:

sudo snap connect butt:audio-record