HiddenMe - Hide desktop icons with a single click.
Zorro - Freeware Windows system utilities. Home of Send To Toys, Zorro, and Restart.
TunnelVision - See your next Trello tasks every time you open a browser tab
Pliim - One click and be ready to go up on stage and present!
Hidden Bar - A ultra-light MacOS utility that helps hide menu bar icons.
psKino - A program that darkens the whole Screen, except an user-defined area (which may include a video)...