This session is about what's new for Windows Phone XAML developers. We will cover the differences between the new XAML and the well-known Silverlight Framework available in Windows Phone 8.x applications, starting from new features just released for Windows Phone Silverlight 8.1 apps, we will also see the new Universal Windows Apps and we wrap up to clarify which framework to choose from to accommodate your requirements. We will also cover what's new in the Windows and Windows Phone Dev Center, so that you can leverage your new applications