Terrastruct : Terrastruct is a tool to create diagrams that excel at visually explaining complex systems, such as your organization's engineering architecture.
manifestR : manifestR is a bookmarklet, which you drag to your bookmarks bar. Then, when you visit any page, you can click the manifestR button, and it will creat...
Raconteur : Raconteur makes writing interactive hypertext fiction with Undum straightforward and perhaps even fun. It's a wrapper library that bundles oft-needed ...
Fossor : A plugin-oriented tool for automating the investigation of broken hosts and services.
The Dojo Toolkit : 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...
Ember.js : A JavaScript framework for creating ambitious web applications
script.aculo.us : script.aculo.us provides you with
easy-to-use, cross-browser user
interface JavaScript libraries to make
your web sites and web applications fly.
Slate : Slate is a completely customizable framework for building rich text editors.
Slate lets you build rich, intuitive editors like those in Medium, Dropbo...
Raphaël is a small JavaScript library that should simplify your work with vector graphics on the web. If you want to create your own specific chart or image crop and rotate widget, for example, you can achieve it simply and easily with this library.
Selectivizr : CSS3 pseudo-class and attribute selectors for IE 6-8
Hyperform : Hyperform is a complete implementation of the HTML 5 form validation API in Javascript. It replaces or polyfills the browser’s native methods and ease...
Shumway : Shumway is an HTML5 technology experiment that explores building a faithful and efficient renderer for the SWF file format without native code assista...
The HTML5 Shiv : The HTML5 Shiv enables use of HTML5 sectioning elements in legacy Internet Explorer and provides basic HTML5 styling for Internet Explorer 6-9, Safari...
Raphaël : Raphaël is a small JavaScript library that should simplify your work with vector graphics on the web. If you want to create your own specific chart or...
Firefox, Safari and Opera 9 support the canvas tag to allow 2D command-based
drawing operations. ExplorerCanvas brings the same functionality to Internet
Explorer; web developers only need to include a single script tag in their
existing canvas webpages to enable this support.