SVG Web : SVG Web is a JavaScript library which provides SVG support on many browsers, including Internet Explorer, Firefox, and Safari. Using the library plus ...
Selectivizr : CSS3 pseudo-class and attribute selectors for IE 6-8
Photon : UI toolkit for building desktop apps with Electron.
Styletron : Styletron is a universal CSS-in-JS engine built from the ground up for high-performance.
css3-mediaqueries-js : make CSS3 Media Queries work in all browsers (JavaScript library)
