Skydio R1 - The self-flying camera has arrived
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
Umbrella Drone - Hands-free umbrella that follows you everywhere (via GPS)!
Muzei - Muzei is a live wallpaper that gently refreshes your home screen each day with famous works of art.
Droners.io - Get anything filmed by a drone (Airbnb for drone pilots)
Variety Wallpaper Changer - Variety is a wallpaper changer for Ubuntu which is featureful, yet slim and very easy to use.