Leopard introduces over 300 new and enhanced features to OS X, including a new desktop and updated Finder enabling easy browsing and sharing between multiple Macs.
Take advantage of the latest developments in processor hardware with full native 64-bit support, multi-core optimization, and new Core animation.
Preview files without opening an application using Quick Look.
Easily and automatically back up and restore lost files or a complete Mac with Time Machine.
Create groups of applications and instantly switch between them with Spaces.