Windows Vista SDK released.

We have just released the Windows SDK for Windows Vista.

The Microsoft® Windows® Software Development Kit (SDK) provides the documentation, samples, header files, libraries, and tools you need to develop applications that run on Windows.
This version of Windows SDK includes content for the APIs in Windows Vista, including the Microsoft® .NET Framework 3.0: .NET Framework 2.0, Windows® Presentation Foundation, Windows® Communications Foundation, and Windows® Workflow Foundation.

You can download this SDK @ https://www.microsoft.com/downloads/details.aspx?FamilyId=C2B1E300-F358-4523-B479-F53D234CDCCF&displaylang=en

https://www.microsoft.com/downloads/details.aspx?FamilyId=7614FE22-8A64-4DFB-AA0C-DB53035F40A0&displaylang=en  

Above downloads contains the SDK only. To build .NET Framework 3.0 applications for Windows XP or Windows Server, the .NET Framework 3.0 Runtime Components must be downloaded separately. 

 For more information Visit the Windows SDK developer site @ https://windowssdk.msdn.microsoft.com/en-us/library/default.aspx