http://angularjs.org/
Uses jquery, jquery UI, and modernizr to detect if there is a native datepicker
jQuery 1.9.1, HTML, CSS, JavaScript
No-Library (pure JS), HTML, CSS, JavaScript
jQuery 1.8.3, HTML, CSS, JavaScript
Mootools 1.4.5, HTML, CSS, JavaScript
jQuery 1.7.1, HTML, CSS, JavaScript