This project would not have been possible without the following code and assets generously made available under various open source licenses...

• Pligg - the social news gathering software that forms the backbone of Training O₂. Released under an Affero License with source code
• ProtoType - class-style OO and Ajax
• EditInPlace - for editing and saving a paragraph of text in an HTML page
• Scriptaculous - A collection of Web 2.0 style JavaScript libraries that help web developers add AJAX functionally to projects.
• PclZip - a php zip compression library
• Lightbox JS - a simple, unobtrusive script used to overlay images on the current page
• Silk - creative commons icons
• hypnotising - the default avatar, from flickr