This gui is created for Cube 2: Sauerbraten Collect edition (May work with other editions.). Press "P" to open the gui.
With this gui you can easily improve some game variables which may decrease your game performance. Also this gui is very usefull to detect enemies easilier. It's very tiny but it may help you! :-)
Have fun!
Newest version always available at: http://tiny.cc/EnhanceOptions