Now with OREO 8. 1 support! RubiQ is a light and vibrant theme for substratum with tack sharp and completely vector based iconography. Now also comes with Dark overlays for select apps! - oreo roms. Theme supports Android 8. 0 and 8. 1 Oreo roms. Fonts and statusbar icons overlay are not supported in Oreo yet. Any bugs in Oreo will be ironed out slowly. You need to be Rooted.