AWS Guitar Tuner 2.01 (by Alexander Wilson Studios)
AWS Guitar Tuner is a simple and free noteplayer.

Audiobook Studio 3.0 (by Alexander Wilson Studios)
Audiobook Studio can create dynamic digital "audiobook" audio files using text files and your Mac's built-in text-to-speech.

AWS Guitar Tuner 2.01 (by Alexander Wilson Studios)
AWS Guitar Tuner is a simple and free noteplayer.

Guitar Tuner AU 1.1.2 (by Laidman & Katsura)
Audio Units plug-in tuner just for guitar.

Peterson StroboSoft 1.21 (by Peterson Tuners)
Now, the only reason to sound out of tune is because you want to!

Peterson introduces StroboSoft® - the world's first strobe tuner for your Mac or PC that utilizes the power of your computer to provide 0.

Guitar Tuner 5.2.1 (by Laidman & Katsura)
Guitar Tuner is an easy, hands-free way to tuner your guitar.

Keith's Tuner 2.1.1 (by Keith Wiley)
Keith's Tuner is a handy little program I wrote for tuning an acoustic instrument.

Intervalz 1.0 (by Aron Nelson)
Intervalz is a set of files that will turn your iPod into a Maezel metronome, tuning "pitch pipe", as well as a quiz machine that can test your ability to identify intervals and chord types!

In addition, several guitar tunings are included within the package.

iRocker 1.0 (by Talking Panda)
iRocker is the perfect guitar companion for beginner guitar players and pros alike.

Perfect Tuner 1.9.1 (by Will Schubert)
Perfect Tuner X (previously Guitar Tuner X) is a program to tune your guitar.

Bass Tuner 5.2 (by Laidman & Katsura)
Bass Tuner is an easy, hands-free way to tune bass guitar.

gTuner 1.0.6 (by Paul Hecker)
gTuner helps you to tune your guitar - either in auto-mode, in which gTuner finds the matching string or in the manual-mode, where you can tune guitars that are badly out of tune.

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.