Galen Framework : Automated testing of look and feel for your responsive websites.
Layout testing seemed always a complex task. Galen Framework offers a simple solution...
Diffee Checker : Instant visual diffing with CSS blend modes!
Simply enter the sites you want to compare. Locally hosted addresses and files also work (so you can see ...
lit : a ridiculously small responsive css framework
Foundation : An easy to use, powerful, and flexible framework for building prototypes and production code on any kind of device.