Screen Resolution Manager - Screen Resolution Manager is one of the robust and streamlined desktop applications that come with an easy way to adjust your screen resolution.
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
EasyRes - EasyRes is a fast screen resolution switcher for Mac OS X with live animated previews.
Variety Wallpaper Changer - Variety is a wallpaper changer for Ubuntu which is featureful, yet slim and very easy to use.
HRC – Hotkey Resolution Changer - If you are looking for a sumptuous desktop application that will overcome every bit of your need to adjust the brightness, resolution, and color contrast of your screen, then Hotkey Resolution Changer can be a smart option for you.
Muzei - Muzei is a live wallpaper that gently refreshes your home screen each day with famous works of art.