Bounce : A fun and easy way to share ideas on a website
Maqetta : Maqetta is an open source project that provides WYSIWYG visual authoring of HTML5 user interfaces. The Maqetta application itself is authored in HTML,...
RegPack : RegPack is a packer intended for use on minified Javascript code.
It is mostly suited to small size constraints (1kb, up to 4kb).
Etherpad is an Open Source online editor providing collaborative editing in really real-time powered by Node.js
