Xcode 4.4 and Safari 5.2 seeds pushed to developers
In addition to the third developer's preview of OS X Mountain Lion, developers on Wednesday also received new builds of Xcode 4.4 and Safari 5.2. AppleInsider has release notes for both, with Xcode 4.4 having enhancements for Objective-C language features, improved support for 2011 C++ standard and more. The new Safari 5.2 build has a new scalable vector graphic filter, an improved web inspector and HTML5 media controller and more tweaks.
All of these previews are available through Apple's Developer Center, along with full release notes.