1. Longhorn (Windows code name)
2. Windows Server 2003 Service Pack1
3. Windows Vista
4. Windows XP - Service Pack2
Download .NET Framework 3.0 [WinFx]
You can download and start working with WinFx by clicking here.
Visual Studio - 2005 Extensions for WPF, WCF & WF
In order to make use of Visual Studio - 2005 for developing
the WPF, WCF and WF applications we need to install a few extensions to the
Visual Studio - 2005 explicitly.
You can download those extensions from the links mentioned below:
Visual Studio 2005 CTP Extensions for .NET Framework 3.0 (WCF & WPF)
Visual Studio 2005 Extensions for Windows WorkFlow Foundation