Apollo
Music player GUI front-end for Linux particularly developed to simplify MP3 selection and playing utilizing a clean and functional interface.
AudioPLUS
Windows MP3 player with a sound graphic equalizer and spectrum analyzer.
CoolPlayer
Skinnable free MP3 player. Site presents a frequently asked questions section, plug-ins, downloads, and forum.
DAMP
MP3 playback and visualization program for DOS. Plays WinAmp and Sonique playlists and supports surround sound, multiple playlists, ID3 tag, and joystick control.
mpg123
Multi-platform fast audio player and decoder for MPEG layers 1, 2, and 3.
MuzicMan
Multifunction MP3 software that includes encoding, capturing, and music collection management features.
Open Cubic Player
Music file player that runs on multiple platforms. Supports graphic and text modes and plays other audio file formats aside from MP3s.
Winamp
Windows audio player for MP3s, MP2s, WAVs, VOCs and MIDIs.
XMMS
Music player modeled after Winamp. Presents source codes and links to related resources.
Zinf
Simple audio player developed for Linux and Win32, based on the FreeAmp source code.