Headroom.js is a lightweight, high-performance JS widget (with no dependencies!) that allows you to react to the user's scroll.
Vex is a modern dialog library which is highly configurable, easily stylable, and gets out of the way. You'll love vex because it's tiny (6kb minified), has a clear and simple API, works on mobile devices, and can be customized to match your style in seconds.
Every javascript project you should be looking into.
With examples, categories, install commands, CDN links, project and author stats, and more.
TogetherJS is a free, open source JavaScript library by Mozilla that adds collaboration features and tools to your website. By adding TogetherJS to your site, your users can help each other out on a website in real time!
MEAN (Mongo, Express, Angular, Node) stack Boilerplate
Web typography at its finest: font-size and line-height based on element width.
A HTML5 client-side solution for generating PDFs. Perfect for event tickets, reports, certificates, you name it!
peerCDN is a peer-to-peer content delivery network (CDN) for the web browser. peerCDN serves your site's static assets (like images, streaming videos, and file downloads) over a peer-to-peer network made up of the visitors currently on your site. It's completely powered by JavaScript — your visitors don't need to install anything!
A JavaScript Code Quality Tool. JSHint is a tool that helps to detect errors and potential problems in your JavaScript code.
Rich tools for instrumenting, analyzing, and visualizing web apps.
Chai is a BDD / TDD assertion library for node and the browser that can be delightfully paired with any javascript testing framework.
Zombie.js is a lightweight framework for testing client-side JavaScript code in a simulated environment. No browser required.
A scriptable browser for Web developers
JSDB is a collection of the best javascript libraries
JavaScript Application Framework
howler.js is an audio library for the modern web. It defaults to Web Audio API and falls back to HTML5 Audio.
PouchDB is a JavaScript library that allows you to store and query data for web applications that need to work offline, and sync with an online database when you are online.
A dynamic layout plugin for jQuery
The flip-side of CSS floats
Smaller, Lighter, Faster, more modular jQuery - include only the parts you want! Don't use it, Don't include it.
DropzoneJS is an open source library that provides drag'n'drop file uploads with image previews.