Ubuntu is a Debian based linux distribution.

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Here are some key features of "Ubuntu":

· Tomboy, an easy-to-use and efficient note-taking tool
· F-Spot, a photo management tool that enables tagging, photo editing and automatic uploading to on-line web management sites such as Flickr
· GNOME 2.16, which in addition to new features such as enhanced power management, makes the GNOME desktop more secure, faster and more stable
· Substantially faster startup and shutdown with eye-catching high-resolution graphics
· The latest Firefox web browser, version 2.0, which offers inline spell check support in web forms, easy recovery of crashed sessions, built-in phishing detectors, enhanced search engine management with built in OpenSearch support, and better support for previewing and subscribing to web feeds
· Proactive security features, preventing many common security vulnerabilities even before they are discovered
· Evolution 2.8.0, which brings new features such as vertical message panes