Jwerty
Awesome handling of keyboard events
Lazyload
Tiny, dependency-free async JavaScript and CSS loader.
Bootstrap Ajax
A library for adding declarative ajax functionality to your website
Dust
Asynchronous templates for the browser and node.js
Transparency
Transparency is a semantic template engine for the browser. It maps JSON objects to DOM elements by id, class and data-bind attributes.
Tangle
a JavaScript library for reactive documents
Tweet
put twitter on your website with tweet, an unobtrusive javascript plugin for jquery
Bem Core
BEM Core Library
Pegasus
Load data while still loading other scripts and display data faster in jQuery, Backbone, Angular, ... apps
Path.js
Simple, lightweight routing for web browsers
JayData
JayData is a unified data access library for JavaScript to CRUD data from different sources like WebSQL/SQLite, IndexedDB, MongoDb, ASP.NET WebAPI, OData, HTML5 localStorage, Facebook or YQL. The library can be integrated with KendoUI, Knockout.js, Handlebars.js or Sencha Touch 2 and can be used on Node.js as well.
Impress
Impressive totalitarian style Multipurpose Application Server for node.js. All decisions are made. Solutions are scaled. Tools are provided and optimized for high load. Ready for applied development and production.
Cloudinary Js
Cloudinary JavaScript library
Contra
Asynchronous flow control with a functional taste to it
Backbone Associations
Create object hierarchies with Backbone models; Respond to hierarchy changes using regular Backbone events.
Lovli.js
A boilerplate for developing react+redux applications with rethinkdb/horizon as realtime database and express for the server.