Apple Releases Developer Preview 2 of Mountain Lion

Apple released a new version of OS X 10.8 Mountain Lion to developers on Friday. Officially dubbed Mountain Lion Developer Preview 2, the new version is being pushed one month after the company first unveiled the new OS to developers in February. Seed notes included with the release don’t list any new features, but does mention changes to the Mac version of Game Center being introduced in the new OS.

Mountain Lion Developer Preview 2

Apple Developer Notice

The new release also comes with the following hardware requirements:

  • iMac (Mid 2007 or later)
  • MacBook (13-inch Aluminum, Late 2008), (13-inch, Early 2009 or later)
  • MacBook Pro (13-inch, Mid-2009 or later), (15-inch, Mid/Late 2007 or later), (17-inch, Late 2007 or later)
  • MacBook Air (Late 2008 or later)
  • Mac Mini (Early 2009 or later)
  • Mac Pro (Early 2008 or later)

Earlier Macs are not supported.

The chief Game Center change includes the restriction that developers can only access the Sandbox environment in Mountain Lion. Multiplayer gaming between iOS and OS X devices is also not available.

Developers can access the full patch notes in the Apple Developer Center, where they can also find instructions for installing the new release.

Apple also released Xcode 4.4 Developer Preview 2 for Mountain Lion.