enquire.js : A lightweight, pure JavaScript library for responding to CSS media queries.
DD_belatedPNG : better PNG background-image support in IE6
This Is Responsive : Tips, Resources and Patterns for Responsive Web Design
Sizzy : A tool for developing responsive websites crazy-fast.
Open sourced : https://github.com/kitze/sizzy
Ink : Ink provides the same component-based UI building experience that React offers in the browser, but for command-line apps. It uses Yoga to build Flexbo...
Skeleton: A Dead Simple, Responsive CSS Boilerplate for Mobile-Friendly Development
