ac3

Based on the open source liba52 library by Aaron Holtzman and Michel Lespinasse

It can convert at relatively fast speed and give you the best output quality.

Convert and extract audio tracks from audio/video files to MP3, AAC, AC3, WMA, FLAC, OGG, WAV, M4A.

extract audio tracks from video files to MP3, AC3, WAV, WMA, MP2 audio formats

Free tool to extract audios from video files and save them as MP3, WMA, AC3.

It can convert TOD to MOV/M4V/AVI/DivX/ASF/AAC/AC3/AIFF/MP3 and other videos.

extract audio tracks from video files to MP3, AC3, WAV Audio formats.

Convert for free all your mp3, wma, ogg, aac, m4a, ape, ac3, flac, wav files.

Extract audio tracks from video files to MP3, AAC, AC3, WMA, FLAC, OGG or WAV

FLV to MP3,M4A, WAV, AC3, MKA, audio converter and extractor on Mac.