A third major innovation for WPF was in .NET 9.0, which was released on November 12, 2024 with the Fluent Design (already mentioned above), including support for Dark Mode of Windows 10 and 11.

Microsoft has announced that WinUI 3 is joining WPF as the two recommended native UI platforms for Windows. The company is accelerating its own use of WinUI 3 across apps in Windows, including ...