CodeCanyon - Metro Login v1.5 | 5,45 MB
This is a Login form that use CSS3 and jQuery Tricks to look like windows 8 login screen. The PHP side, you have an easy way to get the username, password, remember me checkbox, selected background color and selected background image.
DEMO:
http://codecanyon.net/item/metro-login/3708096?WT.ac=search_thumb&WT.seg_1=search_thumb&WT.z_author=klerith