Lodash
An alternative to Underscore.js, delivering consistency, customization, performance, and extra features.
Fluxxor
Flux architecture tools for React
Then.js
The fastest, smallest, fully compatible, full-featured asynchronous module!
Modernizr
Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.
Timeago.js
timeago.js is a tiny library used to format date with `*** time ago` statement. eg: '3 hours ago'.
Conditioner
Frizz Free, Environment-aware, JavaScript Modules
Node Browserify
browser-side require() the node.js way
Jquerypp
jQuery's missing utils and special events
Page.js
Micro client-side router inspired by the Express router (~1200 bytes)
Steal
Gets JavaScript
Mousetrap
Simple library for handling keyboard shortcuts in Javascript
jStorage
jStorage is a simple key/value database to store data on browser side. As a bonus it is also a local pubsub platform to sync data between tabs/windows
Supermodel
Supermodel - Minimal Model Tracking for Backbonejs
Davis.js
RESTful degradable JavaScript routing using pushState
Is.js
Micro check library
Highland
High-level streams library for Node.js and the browser
Redux Loop
A port of elm-effects and the Elm Architecture to Redux that allows you to sequence your effects naturally and purely by returning them from your reducers.