What .NET 2015 Is

.NET 2015 is the next generation of .NET, its components, and tools. .NET 2015 is the .NET universe with all application types including Windows Forms, WPF, ASP.NET, and Universal Windows Apps. It also includes .NET Framework 4.6, .NET Core 5, Runtime components, compilers, and more.
 
 
Beth Messi talks about in her blog Understanding .NET 2015.
 
Watch Jay Schmelzer, program manager for Microsoft talk about what .NET 2015 brings to developers including .NET Framework 4.6, .NET Core 4.5, open-source, collaboration, tooling, and more. Jay also talks about new features in WPF, ASP.NET 5, and Visual Studio 2015.
 
Description
 
.NET 2015 is the next generation of .NET. This release encompasses several new innovations that improve developer productivity and enhance application performance. .NET 2015 builds on the advancements available in .NET 4.5, 4.5.1, and 4.5.2 to deliver a highly compatible platform for building applications for the mobile-first, cloud-first world. This presentation will include numerous IDE improvements as well as new features in Windows Presentation Foundation (WPF).