Lazy load XT is a jQuery plugin for images, videos and other media
Async utilities for node and the browser
One-way data binding for web applications.
Dojo saves you time and scales with your development process, using web standards as its platform. It’s the toolkit experienced developers turn to for building high quality desktop and mobile web applications.
Checks if the current page is visible or not
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
Transparency is a semantic template engine for the browser. It maps JSON objects to DOM elements by id, class and data-bind attributes.