Tiny Color
Fast, small color manipulation and conversion for JavaScript
Big.js
A small, fast JavaScript library for arbitrary-precision decimal arithmetic.
Decimal.js
An arbitrary-precision Decimal type for JavaScript
Args.js
Create javascript functions with optional, default, grouped and named parameters.
Extract Values
A simple helper to extract values from a string based on a pattern.
Es6 Shim
ECMAScript 6 (Harmony) compatibility shims for legacy JavaScript engines
Sprintf.js
sprintf.js is a complete open source JavaScript sprintf implementation.
Core Lib
A port of the Ruby 1.9.3 corelib to coffeescript/javascript/node that conforms to rubyspec.org.
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.
String.js
Extra JavaScript string methods.
Ratio.js
Rational numbers for Javascript
Store
A better way to use localStorage and sessionStorage
CSS Parent Selector
CSS4 parent selector based on jQuery
Char Funk
a Unicode character utility for JavaScript
Bignumber.js
A JavaScript library for arbitrary-precision decimal and non-decimal arithmetic
Placeholder Shiv
Tiny polyfill for the placeholder form element attribute. Requires Prototype.js.