.NET open source cross-platform, Visual Studio 2013 Update 4

Microsoft takes .NET open source and cross-platform, adds new development capabilities with Visual Studio 2015, .NET 2015 and Visual Studio Online | News Center

Visual Studio 2013 Update 4 | Visual Studio Toolbox | Channel 9:

Visual Studio 2013 Update 4 RTM is now available for download.

Opening up Visual Studio and .NET to Every Developer, Any Application: .NET Server Core open source and cross platform, Visual Studio Community 2013 and preview of Visual Studio 2015 and .NET 2015 @ Soma's MSDN Blogs