Muzei - Muzei is a live wallpaper that gently refreshes your home screen each day with famous works of art.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Variety Wallpaper Changer - Variety is a wallpaper changer for Ubuntu which is featureful, yet slim and very easy to use.
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
Ticket Tailor - Ticket Tailor is an easy-to-use event ticketing platform that allows event organizers of all shapes and sizes to sell tickets online.