Camouflage - Do you have way too many items on your desktop? Do you hate cleaning up that mess?
Hidden Bar - A ultra-light MacOS utility that helps hide menu bar icons.
Pliim - One click and be ready to go up on stage and present!
PresenterMate - Unclutter your desktop, clear your mind.
Hocus Focus - A Mac menu bar utility that hides your inactive windows
Carpet - The easiest way to keep your desktop "clean" ;)