iTunes to FLAC 0.12 (by Alex Neuman)
A package of AppleScripts which simplify the following tasks: (a) encoding in FLAC of AIFF or WAVE tracks selected in iTunes and converting ID3 tags to FLAC comments, (b) decoding FLAC files to AIFF or WAVE and converting FLAC comments to iTunes ID3 tags, (c) encoding audio CD images of the bin/cue

iTunes to cdrdao 0.12 (by Alex Neuman)
AppleScripts which uses cdrdao (a) to extract an image of an audio CD, which can be dismounted or selected in iTunes or in Finder, and, (b) to burn an audio CD image to disc.

iTunes to cdparanoia 0.10 (by Alex Neuman)
AppleScript which uses cdparanoia to extract selected tracks of an audio CD, optionally checks extracted files to verify correct extraction, and then tags them with ID3 data from iTunes.

iTunes to FLAC 0.12 (by Alex Neuman)
A package of AppleScripts which simplify the following tasks: (a) encoding in FLAC of AIFF or WAVE tracks selected in iTunes and converting ID3 tags to FLAC comments, (b) decoding FLAC files to AIFF or WAVE and converting FLAC comments to iTunes ID3 tags, (c) encoding audio CD images of the bin/cue

Cog 0.05 (by Vincent Spader)
Cog is an audio player that supports many popular file formats, including Ogg Vorbis, Flac, Musepack, Mp3, Shorten, Wavpack, AAC, and Monkeys Audio.

jRipper 2005.12 (by Mikael Hogdahl)
jRipper can encode and decode Wav, Flac, MP3, Ogg, AAC(M4A) formats.

MacFLAC 2.1.2 (by Dan Greuel)
MacFLAC is a graphical frontend for FLAC (Free Lossless Audio Codec), developed using Applescript Studio.

sbooth Tag 0.4.1 (by sbooth)
Tag is a metadata editor for FLAC and Ogg Vorbis files.

X Lossless Decoder 20061216 (by tmkk)
X Lossless Decoder(XLD) is a tool for Mac OS X that is able to decode/convert/play various 'lossless' audio files.

iRecordMusic 1.5v48 (by Bitcartel Software)
iRecordMusic allows you to record Internet audio as MP3, MP4-AAC or AIFF format.

xACT 1.59 (by Scott Brown)
xACT stands for X Audio Compression Toolkit.

Switch Sound Converter 1.0 (by NCH Swift Sound)
The software converts a variety of formats (WAV, MP3, ogg, flac, aac, wma, au, aiff, ogg, msv, dvf, vox, atrac, gsm, dss, and others) into MP3 or WAV, with MP3 support for constant or variable bit rates from 8 to 320kbps with optional error correction and stereo modes.

Sound Grinder 2.5.5 (by Monkey Tools)
Sound Grinder is a highly efficient and feature rich audio utility featuring conversion support for many of the most popular audio formats including:
AIFF
AMR Narrowband
AU
MP3 (LAME codec)
OGG/Vorbis
Quicktime Movie
Sound Designer II
WAV

Sound Grinder also provides fast access to audio

SlimServer 6.5.0 (by Slim Devices, Inc.)
Slim Devices introduces SlimServer 6.

NoteAbilityPro 2.319 (by Keith Hamel)
NoteAbility Pro is a professional music notation package for the Macintosh OS-X operating system.

netTunes 2.3.1 (by Shirt Pocket)
netTunes lets you control iTunes running on one Macintosh from another, using iTunes' native interface.

v.m.k 1.6 (by Fredrik Olofsson Musikproduktion)
This application lets you simulate a midi keyboard on your computer keyboard.

Audio Hijack 2.2.5 (by Rogue Amoeba)
Audio Hijack gives all your audio that extra bit of sweetness.