adjust sound volume of mp3 files : MP3Gain

backup a midi file : MIDI Backup Utility

burn an audio CD : Easy Burning

burn an audio CD : cdrtfe

burn an audio CD : jCDWriter

copy an audio CD : CDRDAO

correct/edit tags of mp3 files : Mp3 Tag Tools

correct/edit tags of mp3 files : MP3 Book Helper

correct/edit tags of mp3 files : MusicBrainz Tagger!

correct/edit tags of mp3 files : MP3-Info Extension

cut/edit/mix/record/remix sound files : Audacity

dj with the mp3 collection : Mixxx

manage CD collection : Ant Movie Catalog

mix audio files : Mixere

play an audio file : Coolplayer

play an audio file : LongPlayer

play an audio file : SnackAmp

play an audio file : NotifyCD

play an audio file : musikCube

play an audio file : Delphamp

play an audio file : Zinf

record save/ audio/video from screen : Krut Computer Recorder

record/save an internet audio broadcast : Juice

record/save streaming music : ASFRecorder

record/save streaming music : Streamripper for Winamp

record/save streaming music : StationRipper

rip music from a CD : MediaCoder

rip music from a CD : CDex

rip music from a CD : CD-DA X-Tractor

sequence midi files : JAZZ++

split an mp3 file into smaller parts : Mp3splt

split an mp3 file into smaller parts : split3pm

stream audio files on the web : GNUMP3d

stream audio files on the web : PeerCast

tag and upload creative commons audio : ccPublisher

turn PC into a media center : MediaPortal

update firmware on mp3 device : Rockbox

wrap mutiple mp3 files into one playable album file : Alba

wrap mutiple mp3 files into one playable album file : Mp3Wrap

Check out more free software : I want a Freeware Utility to ... 450+ common problems solved.

Suggestions/corrections : eConsultant : Blog Archive : I want Open Source Freeware