Download: Mac OS X 10.6.6

Apple has released Mac OS X 10.6.6 update, as the main purpose of this update is Mac App Store launch which is live now with 1000 plus apps initially.

When you will upgrade your Mac machine to Mac OS X 10.6.6, the Mac App Store icon will reside in Dock.
So, you may grab latest Mac OS X through software update or via following direct download link.

Download Mac OS X 10.6.6

Visit Mac App Store