core audio

Free PCM to Zen Audio Converter is a totally free conversion program.

extract audio/sound or background music from video files.

the soft can batch convert FLV files to AVI/MPEG/WMV/MP3 video and audio formats

A simulation of audio mixer and allows you to load and edit music.

SiS7018 Audio Driver

Convert tracks from audio CDs to WAV,OGG Vorbis,MP3,WMA and more.

a power tool to record sound from your pc soundcard and playback your audio file

X2X Free Audio Converter, This is a clearly free program.

A easy-to-use free tool to batch extract audio and video data from flv files.

mmix is a small audio mixer for linux.