Fliqlo Screensaver - A screensaver that displays the time using a flip clock.
Luna Display - Hardware that turns the iPad into a wireless second display
Clock.saver - A simple clock screensaver based on Braun watches ⌚
Duet Display - With Duet Display, you can transform your iPhone or iPad into a second display to expand the screen space of your PC or Mac system.
Aerial - A beautiful aerial screensaver for your Mac
Mountie - Mount a second screen (iPad/iPhone/tablet) to your MacBook