enquire.js : A lightweight, pure JavaScript library for responding to CSS media queries.
css3-mediaqueries-js : make CSS3 Media Queries work in all browsers (JavaScript library)
Sizzy : A tool for developing responsive websites crazy-fast.
Open sourced : https://github.com/kitze/sizzy
Normalize.css : A modern, HTML5-ready alternative to CSS resets
Normalize.css makes browsers render all elements more consistently and in line with modern standards. ...
Anime.js : Anime.js is a fast, multipurpose and lightweight JavaScript animation library with a simple, yet powerful API.
It works with CSS properties, SVG, DOM ...
Skeleton: A Dead Simple, Responsive CSS Boilerplate for Mobile-Friendly Development
