butt (broadcast using this tool) is an easy to use, multi OS streaming tool. It supports ShoutCast and IceCast. butt runs on Linux, MacOS and Windows.

Features:

• runs on Linux, MacOS, and MS Windows
• supports IceCast and ShoutCast
• supports ogg and mp3
• streaming and recording simultaneously with different bitrates
• vu-meter
• buffer overrun indicator
• switchable lcd informations (left mouse on the display)
• changeable display colors (right mouse on the display)
• hideable info window
• automatic reconnection
• nice looking display with backlight ;-)

[ http://butt.sourceforge.net/ ]