I use all kind of applications, default KDE apps for file browsing etc. and many others that are Qt or GTK-based, they all look good to me. Only exception is Gi

I use all kind of applications, default KDE apps for file browsing etc. and many others that are Qt or GTK-based, they all look good to me. Only exception is Gimp, which is somehow broken due to the default "dark" theme (black text on black background...).