Mockup is a project built for mobile developers. It is a sleeker, customizable, more powerful version of mockuphone, placeit, etc. built solely on the frontend.

The code was built during a coding binge after Thanksgiving. It features a very basic Backbone.Marionette framework and uses canvas elements for image manipulation.

There is still plenty of room for improvement:

But, the project is a nice utility as-is. A demo is available here The code will be adopted and improved on by Dom and Tom in the future, and is available publicly on Github.