AoA Audio Extractor - Extract audio/sound or background music from video files for Free.
Audacity - Free, open source software for recording and editing sounds.
dBpoweramp - Nicknamed the Swiss army knife of audio. Free version available.
Exact Audio Copy - Exact Audio Copy is a so called audio grabber for audio CDs using standard CD and DVD-ROM drives. Free
Free m4a to mp3 converter- Music converter, converts all kinds of music formats. Free
Foobar2000 - Foobar2000 is an advanced freeware audio player for the Windows platform. Some of the basic features include full unicode support, ReplayGain support and native support for several popular audio formats. Free
Levelator, The - Level your audio music files, make them all one volume for Free.
Media Monkey - Free Media Jukebox, Music Manager, CD Ripper and Converter.
MpTrim - Simple and easy to use MP3 editor for Free
Mp3Tag - The Universal MP3 Tag Editor
Orb - Share your music, videos, photos and documents
Quintessential Media Player - Feature rich media player for Microsoft Windows
Songbird - The Free Open Music Player
Total Recorder - records streaming audio, mic and line-in input, and performs audio file conversions. Total Recorder may be used to record LPs, cassettes or any stereo output onto your PC. Total Recorder also allows you to record CDs or DVDs.
Koyote Audio Converter - Converter can Convert all your Mp3, Wma, Ogg, Aac, M4a, Ac3, Ape, Flac, Wav file and more. Free
TuneUpMedia- Digital Music Management and Music Discovery for iTunes
WAV Joiner - Merge Several WAV files into one
Winamp - Free MP3, Video, and Music Player. Free


Hydrogenaudio - The Audio Technology Enthusiast's resource


Sockso - Personal music server. Free
SqueezeCenter- Create your own audio streaming server. Free


Archos - A global consumer electronics manufacturer and leader in portable digital entertainment solutions.
Musician's Friend - Your Online Music Instrument & Pro Audio Store.
Superfi - UK's best supplier of hifi equipment including separates, systems and accessories.


Grado - Great Headphones
Ultimate Ears - Headphones Noise Isolating Earphones In-Ear Custom Monitors.