https://learn.microsoft.com/en-us/windows/apps/winui/winui3/... (not very pretty)
https://learn.microsoft.com/en-us/windows/apps/windows-dotne... (better)
In either case, my comment did not concern regular users but MSFT themselves.
They also don't tell designer isn't around, like on Forms/WPF/UWP, or how bad the C++ development story is.
Forms, WPF and ironically MFC, are the only ones with good tooling, and feature coverage.
https://learn.microsoft.com/en-us/windows/apps/winui/winui3/... (not very pretty)
https://learn.microsoft.com/en-us/windows/apps/windows-dotne... (better)
In either case, my comment did not concern regular users but MSFT themselves.