Apple today seeded build 12D65 of OS X Mountain Lion 10.8.3 to developers
Apple Seeds Build 12D65 of OS X Beta 10.8.3 to Developers
Build 12D65 comes exactly one week after build 12D61. As with build 12D61, build 12D65 continues to ask developers to focus on AirPlay, AirPort, Game Center, Graphics Drivers, and Safari.
Registered developers can download the update on Apple's Developer Page.
Apple Seeds Build 12D65 of OS X Beta 10.8.3 to Developers