A lightweight engine that allows you to hitch new capabilities to the browser (prollyfill).
A behavior for Internet Explorer allowing it to recognize and render various CSS3 box decoration properties
Object.observe polyfill/shim trying to be compliant
Allows for automatic Image fallbacks for browsers that can't handle SVGs
CSS4 parent selector based on jQuery
⏰ Day.js 2KB immutable date library alternative to Moment.js with the same modern API
A simple helper to extract values from a string based on a pattern.
A fast & lightweight polyfill for min/max-width CSS3 Media Queries (for IE 6-8, and more)
This script is the defacto way to enable use of HTML5 sectioning elements in legacy Internet Explorer.