"By incorporating the Fluent Design System into all experiences, controls, and styles, WinUI provides consistent, intuitive, and accessible experiences using the latest user interface (UI) patterns. With support for both desktop and UWP apps, you can build with WinUI from the ground up, or gradually migrate your existing MFC, WinForms, or WPF apps using familiar languages such as C++, C#, Visual Basic, and Javascript (via React Native for Windows)."
WinUIEx: A set of extension methods and classes to fill some gaps in WinUI 3, mostly around windowing and unit testing.
Last modified 06 April 2022