Apple Releases OS X Mavericks Developer Preview 6
Apple has seeded the sixth Developer Preview of OS X Mavericks to developers, exactly two weeks after the release of the fifth Developer Preview. With the fifth preview, Apple introduced both the Mac iBooks app and a new beta version of iPhoto.
OS X Mavericks, which is expected to be released this fall, includes multiple new features like a tabbed Finder, full screen dual monitor capabilities, Safari improvements, and a new Maps app. Developers can receive the update via the Software Update tool in the Mac App Store.