Snow Leopard (official name Mac OS X 10.6) is the latest version of Apple's Mac OS X operating system, following Leopard (Mac OS X 10.5). Snow Leopard Server, an update to Apple's Mac OS X Server operating system, will be released along side it.

Snow Leopard desktop

Apple previewed Snow Leopard and released a finalized developer beta at the WWDC keynote on June 8, 2009. The OS will be released in September 2009.

New Features and Refinements

  • A new version of the Finder, written in Apple's new Cocoa API (instead of the less up-to-date Carbon).
  • Updated Exposé and Stacks.
  • QuickTime X (ten), a new version of Apple's media player, featuring optimized support for modern codecs.
  • OpenCL (Open Computing Language), a technology which allows graphics cards to contribute processing power to general computing.
  • Grand Central Dispatch, which makes multicore processors work more efficiently.
  • Support for Microsoft Exchange.
  • A much smaller hard drive footprint, saving 6GB.
  • A faster, easier installation.
  • An improved iChat.
  • A better Services menu.
  • New Preview, with easier text selection.
  • Quicker Time Machine backup.
  • Core Location, with automatic time zone setup.
  • Chinese character input using the trackpad.
  • Automatic printer driver updates.
  • Safari 4.
  • More reliable disk eject.
  • Much quicker wake-up, shut-down, and network joining times.
  • A 64-bit kernel, with support for up to 16 TB of RAM.
  • Improved Bonjour file sharing.

The Snow Leopard DVD which is still sold on the Apple website

Server Features

These features are listed at Apple's Snow Leopard Server Site:

iCal Server 2, with group calenders, push notifications, and more.
Wiki Server 2, introducing viewing on iPhone and Quick Look.
Podcast Producer 2, with a new workflow editor and dual video-source capture.
Updated Mail services, with a new engine.
CardDAV-based Address Book Server.
Secure remote access, including push notifications.

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