Flipboard - Your Personal Magazine. Find, follow and flip stories that change your world.

John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads

Inoreader - Dive into your favorite content. The content reader for power users who want to save time.

Muzei - Muzei is a live wallpaper that gently refreshes your home screen each day with famous works of art.

Digg - Digg delivers the most interesting and talked-about stories on the Web right now.

Variety Wallpaper Changer - Variety is a wallpaper changer for Ubuntu which is featureful, yet slim and very easy to use.