Mobile and Responsive Testing

Here are some resources for testing responsive design and mobile

Multiple views of common responsive sizes on one page
http://mattkersley.com/responsive/

iPhone specific simulators - Nice in that it shows the chrome of the OS too and allows you to inspect the elements.
iPhone 4 Simulator http://iphone4simulator.com/

iPhone 5 Simulator http://iphone5simulator.com/

Android Emulator http://www.manymo.com/ (does not allow element inspection)

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