Streamripper

Streamripper for Winamp 2 and 5

Free

Streamripper: Download Streaming Music Directly to Your Drive

StreamRipper32

Free

StreamRipper Records Streaming MP3s Efficiently

Streamripper for Linux

Free

Streamripper for Linux: Efficient Media Playback

StreamripperX

Free

StreamripperX: Efficient Internet Radio Recorder