Xdate
A Modern JavaScript Date Library
Timezone Js
Timezone-enabled JavaScript Date object. Uses Olson zoneinfo files for timezone data.
jQuery Number
Easily format numbers for display use. Replace numbers inline in a document, or return a formatted number for other uses.
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**).
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.
Big.js
A small, fast JavaScript library for arbitrary-precision decimal arithmetic.
Nerdamer
a symbolic math expression evaluator for javascript
Klass
a utility for creating expressive classes in JavaScript
Sprintf.js
sprintf.js is a complete open source JavaScript sprintf implementation.
Ratio.js
Rational numbers for Javascript
Typecast.js
Typecast.js :: Solving the simple problems
Classing Js
Brings the world of classical OOP to javascript
Char Funk
a Unicode character utility for JavaScript
Object.observe
Object.observe polyfill/shim trying to be compliant
Core Lib
A port of the Ruby 1.9.3 corelib to coffeescript/javascript/node that conforms to rubyspec.org.
Taggd
A tool to show and add tags to images