It is available here… Windows 8 is simply beautiful!!!
With Windows 8 RP you will experience tens of thousands of refinements across the product, such as increased personalization options for the Start screen, improved multi-monitor support, refinements to the way people find and download apps through the Windows Store, and new Family Safety features among many, many others. A touch-friendly, secure and power-optimized Adobe Flash Player is now fully integrated into IE10 and it’s also the first browser to feature Do Not Track “on” by default, giving customers more choice and control over their privacy.
Developers can download Visual Studio 2012 RC here.
IT Professionals can download Windows Server 2012 RC here.