Xdate
A Modern JavaScript Date Library
Store
A better way to use localStorage and sessionStorage
Sprintf.js
sprintf.js is a complete open source JavaScript sprintf implementation.
Babel
Babel is a compiler for writing next generation JavaScript.
Auto Numeric
autoNumeric is a jQuery plugin that automatically formats currency (money) and numbers as you type on form inputs. It supports most International numeric formats and currency signs including those used in Europe, North and South America, Asia and India (lakhs**).
jQuery Number
Easily format numbers for display use. Replace numbers inline in a document, or return a formatted number for other uses.
Poly
Small, fast, awesome. The only ES5-ish set of polyfills (shims) you can mix-and-match because they're individual AMD modules.
Placeholders.js
A JavaScript polyfill for the HTML5 placeholder attribute
Svgeezy
Allows for automatic Image fallbacks for browsers that can't handle SVGs
Big.js
A small, fast JavaScript library for arbitrary-precision decimal arithmetic.
Timezone Js
Timezone-enabled JavaScript Date object. Uses Olson zoneinfo files for timezone data.
Klass
a utility for creating expressive classes in JavaScript
Inversify Js
A powerful and lightweight inversion of control container for JavaScript & Node.js apps powered by TypeScript.
Extract Values
A simple helper to extract values from a string based on a pattern.
Augment.js
Modern JavaScript in your IE
CSS Parent Selector
CSS4 parent selector based on jQuery
Typecast.js
Typecast.js :: Solving the simple problems