This is a utility for MP3 to WAV conversion, audio recording, playing audio files and many others operations.Grabator is designed to deliver the best possible quality for the creation of audio CDs.
Cdred is a Linux driver and two programs that enable any CD player application to use audio CDs that are inserted in other computers. You can now listen to an audio CD on a Linux box that doesn't have that CD inserted.
This is a plug-in for the popular MP3 player, XMMS. It adjusts the volume for each song to the same level, so you don't have to change the volume settings when you switch songs.
MPG321 is a command line MP3 player, based on the smpeg library from Loki. It is meant to replace MPG123, and it can even be used with the GQmpeg front-end.