.NET Framework 4.5 Beta

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Download the NET Framework 4.5 Beta today. .NET Framework 4.5 Beta

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		What's New in the .NET Framework 4.5 Beta Learn about key features and improvements.
		Windows Dev Center Download the Windows Consumer Preview and developer tools to start building apps now. View the Windows Consumer Preview guide, samples, forums, documentation, and other resources for all the information you need to get started.
		Visual Studio 11 Beta Check out the downloads and technical information available for the Visual Studio 11 Beta.

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See what's new What's New in the .NET Framework 4.5 Beta Application Compatibility in the .NET Framework 4.5 Beta Watch technical sessions from the BUILD conference What's new in Visual Studio 11 Beta Lap around the Windows Runtime Using the Windows Runtime from C# and Visual Basic Learn about Metro style apps .NET for Metro style apps overview .NET for Metro style apps reference Building your first Windows Metro style app with C++, C#, or Visual Basic Creating Windows Runtime Components for JavaScript, in C# and Visual Basic See list of known issues