Note: This is the source code for ASP.NET Identity 2.2. ASP.NET Identity 3.0 is part of ASP.NET 5 and the source code is on GitHub.  

In Visual Studio 2013, there were a handful of templates that supported developing ASP.NET projects with various frameworks and data structures.  Some of those project templates from the Visual Studio 2012 era have been removed from the Visual Studio 2015 install and added to the Visual Studio Extension gallery as the ASP.NET Project Templates extension for Visual Studio 2015. 

Entity Framework 7 

What's new in CSS Selectors 4