New Visual Studio 2015 Update 3 Now Include Xamarin 4.1

ASP.NET Core 1.0 RC2 support in Xamarin Studio 

Xamarin is now fully available under the MIT license. 

Xamarin for Absolute Beginners 

 In short, we’re making Xamarin’s cross-platform tools available in Visual Studio, from Community up through Enterprise at no additional cost and we’re open-sourcing the Xamarin SDK – the core of the Xamarin toolchain. In addition, we’re making Xamarin’s services (for example, Test Cloud and Xamarin University) available along with the existing Microsoft mobile DevOps capabilities.

https://blog.xamarin.com/xamarin-for-all/?utm_medium=social&utm_campaign=blog&utm_source=twitter&utm_content=xamarin-for-all 

Microsoft to acquire Xamarin and empower more developers to build apps on any device