Xregexp
Extended JavaScript regular expressions
Big.js
A small, fast JavaScript library for arbitrary-precision decimal arithmetic.
Decimal.js
An arbitrary-precision Decimal type for JavaScript
Tiny Color
Fast, small color manipulation and conversion for JavaScript
Dayjs
⏰ Day.js 2KB immutable date library alternative to Moment.js with the same modern API
Object.observe
Object.observe polyfill/shim trying to be compliant
Char Funk
a Unicode character utility for JavaScript
Nerdamer
a symbolic math expression evaluator for javascript
Inversify Js
A powerful and lightweight inversion of control container for JavaScript & Node.js apps powered by TypeScript.
Xdate
A Modern JavaScript Date Library
Core Lib
A port of the Ruby 1.9.3 corelib to coffeescript/javascript/node that conforms to rubyspec.org.
Underscore String
String manipulation extensions for Underscore.js javascript library.
Classing Js
Brings the world of classical OOP to javascript
String.js
Extra JavaScript string methods.
Typecast.js
Typecast.js :: Solving the simple problems
Extract Values
A simple helper to extract values from a string based on a pattern.
Length.js
📏 JavaScript library for length units conversion.