X-Metal 2.0 by COTL GUI Studio

Animals by Masashi Ichikawa

Titanium 9.6 by John Tewksbury

fvwm 2 Bluefvwm 2 Blue 2fvwm 2 Brownfvwm 2 Greenfvwm 2 Olivefvwm 2 Purplefvwm 2 Yellow by Alexander Ribbe