Microsoft describes ASP.NET as re-imagined from the ground up to provide a faster development experience, best in class performance, full side-by-side support, and cross platform support for Linux and Mac.
The company recently put out this video of Scott Hunter giving an overview of what's new in ASP.NET and giving a demo of all the new tooling in Visual Studio 2015.
InfoQ's Pierre-Luc Maheu discusses ASP.NET 5 features in Visual Studio:
Visual Studio receives two features, both related to the UI part of ASP.NET. The first one is making Bootstrap Snippets a recommended extension for editing HTML or CSHTML pages in an ASP.NET 5 project. The extension provides a collection of about 40 HTML snippets, available from the Visual Studio toolbox.
You can learn more with these Visual Studio courses on Microsoft's Virtual Academy site.
Image via Microsoft