Here are the most recent releases and updates by Apple for OSX, iOS and Xcode.
OSX
- OS X El Capitan 10.11 beta 5: A pre-release update to OS X v10.11.
- OS X Server 5.0 beta 4: Pre-release for OS X Yosemite 10.10.4 and OS X v10.11 developer beta systems.
- Apple Configurator 2.0 beta: A pre-release app for OS X 10.11 to set up and deploy groups of similarly or identically configured iOS devices.
- OS X Yosemite 10.10.5: Pre-release for OS X Yosemite 10.10.5 update.
iOS
- iOS 9 beta 4: A pre-release version of iOS 9 for iPhone, iPad, and iPod touch.
- iOS 8.4.1 beta: A pre-release version of iOS 8.4.1 for iPhone, iPad, and iPod touch.
Xcode
Xcode 7 beta 4: Prerelease that includes the Xcode IDE, Swift 2 compiler, Instruments, Simulator, and latest SDKs for OS X, iOS, and watchOS.
That’s it, happy coding!