- GTK2-Step Nextstep-like theme for both GTK2(pixmap engine) and GTK1(gtkstep engine).
- Smooth Metal is a light grey-and-blue theme based on the colorset of the original Metal gtk theme. Smooth Metal theme works for both GTK1 and GTK2, with the need of the smooth engine.
- Smooth-Step is a dark-grey GTK theme. The theme works for both GTK1.2 and GTK2. The smooth GTK engine is required.