XAML originally stood for Extensible Avalon Markup Language, Avalon being the code-name for Windows Presentation Foundation (WPF). … NET Framework 3.0 development, however, Microsoft adopted XAML for Workflow Foundation (WF). In WPF, XAML describes visual user interfaces.

Is XAML worth learning?

I’d say yes, not only as a good way of getting into the “separation of concern” mindset that is often used in todays programming Projects, but also it’s still the UI base for WPF, it can be used with Xamarin Forms (for mobile development) and not least for building UWP applications.

Is XAML responsive?

The XAML layout system provides automatic sizing of elements, layout panels, and visual states to help you create a responsive UI. With a responsive layout, you can make your app look great on screens with different app window sizes, resolutions, pixel densities, and orientations.