Following the release of the iOS 7 beta 3 this morning, Apple has also released the third preview of OS X 10.9 Mavericks to developers this evening. The new preview comes two weeks after Apple released the second beta for Mavericks.
The new release doesn’t contain any major new features, but focus mostly on bug fixes and performance. In an email to developers, Apple encourage beta testers to: haven’t discovered any major changes in the Mavericks preview 3 yet,
“Take advantage of new features, like APIs that optimize the new energy saving technologies in OS X Mavericks, as well as new AV Kit frameworks, Sprite Kit, Map Kit, and many powerful additions to existing frameworks.
Here are the release notes:
