Files Software Page (https://files.community/)
(https://images.weserv.nl/?url=files.catbox.moe%2F9nob2l.png)
The best file manager one can install. For Windows only.
https://www.microsoft.com/en-us/p/themes-for-files/9n20kq61lsfq Optional themes add-on, you can also manually install themes by placing the XAML files in the themes folder.