updated 10:30 pm EDT, Thu July 22, 2010
Developer suite completely rewritten
Apple has released a second preview of the upcoming Xcode 4 suite to developers. Version 4 is said to be completely overhauled for Mac and iOS, with a variety of new features and improvements. The update combines functionality from Xcode and Interface Builder into a single utility.
Xcode 4 preview 2 is now available for developers running Snow Leopard. The company has yet to announce a launch date for the final version. [via 9to5Mac]