Microsoft Visual Studio 2013, will be released this year with latest dot net framework version 4.5.1.
You can download the preview version of Visual studio 2013. As usual there are different versions
Ultimate
Premium
Professional
and Express Editions
Express 2013 for Web
Express 2013 for Windows
Express 2013 for Windows Desktop
You can read more and download the preview editions here from microsoft
Also Microsoft have acquired InRelease (a bussiness unit of InCycle) a leading release management solution for .NET and Windows Server applications.
The InRelease release management authoring components will be included in Visual Studio Test Professional, Visual Studio Premium and Visual Studio Ultimate.
You can Download InRelease for Visual Studio 2013 Preview from here
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