Application: parallels

http://www.parallels.com/en/products/workstation/mac/
A program which allows booting windows and other OSs on the intel macs.

Sound Studio 3 Monbot: Mastering Console

http://www.freeverse.com/soundstudio/monbot/
Automation Plugin for Sound Studio 3

Application: Max

http://sbooth.org/Max/
Audio conversion and ripping for Mac.

Application: rEFIt

http://refit.sourceforge.net/
Multi booting on the new IntelMacs.