Express Rip - Express Rip CD ripper can convert CD audio to mp3 or wav file formats.
XRECODE - XRECODE can convert multiple audio files in parallel by taking full advantage of multi-core CPU.
X Lossless Decoder - X Lossless Decoder (XLD) is a tool for Mac OS X that is able to decode/convert/play various...
winLAME - winLAME is an encoder for several audio formats, including mp3 (MPEG Layer 3), Ogg Vorbis and more.
Sound Juicer - Sound Juicer is a clean, mean, and lean CD ripper for GNOME 2.
morituri - morituri is a CD ripper aiming for accuracy over speed.