Stringformatter
JS string formatter that supports objects, currency, date/time, decimals, and more supports easy extension and garbage collection ... goes far beyond sprintf approach.
Store
A better way to use localStorage and sessionStorage
Hitch
A lightweight engine that allows you to hitch new capabilities to the browser (prollyfill).
Tiny Color
Fast, small color manipulation and conversion for JavaScript
Bignumber.js
A JavaScript library for arbitrary-precision decimal and non-decimal arithmetic
Moment
Parse, validate, manipulate, and display dates in javascript.
HTML5shiv
This script is the defacto way to enable use of HTML5 sectioning elements in legacy Internet Explorer.
Date
Date() for humans
ES5 Shims
ECMAScript 5 compatibility shims for legacy JavaScript engines
Dayjs
⏰ Day.js 2KB immutable date library alternative to Moment.js with the same modern API
Sugar
A Javascript library for working with native objects.
Angled Edges
:triangular_ruler: Quickly create angled section edges using only Sass
Flexie
Legacy support for the CSS3 Flexible Box Model
Datejs
Datejs is an open-source JavaScript Date Library.
Decimal.js
An arbitrary-precision Decimal type for JavaScript
Underscore String
String manipulation extensions for Underscore.js javascript library.
Console.message
Console messages for cool kids