The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

The HTML Presentation Framework

AngularJS - HTML enhanced for web apps!

Dropzone is an easy to use drag'n'drop library. It supports image previews and shows nice progress bars.

DOMPurify - a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMPurify works with a secure default, but offers a lot of configurability and hooks. Demo:

The Easel Javascript library provides a full, hierarchical display list, a core interaction model, and helper classes to make working with the HTML5 Canvas element much easier.

A lightning fast JavaScript grid/spreadsheet

Sandstorm is a self-hostable web productivity suite. It's implemented as a security-hardened web app package manager.

Cubism.js: A JavaScript library for time series visualization.

Rhino is an open-source implementation of JavaScript written entirely in Java

Tabletop.js gives spreadsheets legs

List of sites with two factor auth support which includes SMS, email, phone calls, hardware, and software.

Your life's personal dashboard.

A modern commutative diagram editor for the web.

a fail2ban GUI powered by fail2rest

A d3-based parallel coordinates plot in canvas. This library is no longer actively developed.

Stubborn HTML5 Amazon S3 uploader

a client-side web framework in 1,024 bytes

Hacker News clone for CouchDB

Particle-based physics simulator for JavaScript