A much better library is available! 更好的库

[NotYoojun]

We have re-made a Fluent Design libraries, with Windows 11 fluent styles and a lot of new features and bug fixes: Check it out! https://github.com/InkoreStudios/UI.WPF.Modern

[LeGone]

It would be nice if you would give some credits to the original library(ModernWpf) on InkoreStudios/UI.WPF.Modern :) Like you wrote here "based on this".