10 of the best polyfills HTML5 Creative Bloq
Shims that mimic standard HTML5 features and APIs, commonly referred to as polyfills, are becoming more and more common as developers strive to push the web forward. The Modernizr community maintains an exhaustive list of known polyfills, containing hundreds of projects of varying completeness and quality. http://www.creativebloq.com/html5/10-best-polyfills-2133015