
I previously mention EyeWriter in the "The EyeWriter /inspiration to share". The information on haw to build this eye-tracking apparatus is available on Instructables which is grate place to search for technical solutions of all kind.
The EyeWriter on Instructables
Low-Cost Multi-touch displays

Johnny Chung Lee present video tutorial on how to create low-cost multi-point interactive whiteboards and multi-point tablet displays.
Organic software visualization

Code_swarm, project by Michael Ogawa shows the history of commits in a software project. A commit happens when a developer makes changes to the code or documents and transfers them into the central project repository. Code_swarm is licensed under GNU. For more information: vis.cs.ucdavis.edu/~ogawa/codeswarm
Augmented reality: "Magic Projection"


"Magic Projection" created by Marco Tempest using OpenFrameworks, PS3 Eye Toy camera, IR tracking (with M12 IR filter modifications by Nolan from PeauProductions) and markers along with OpenCV, Arduino, MacCam, Wii engineering, MacBook Pro and a mobile projector.
Dancing robots

Robots can dance and they compete in dance genre during the International Robot Competition.
More on that via Biped Robot News Japan: The 6th ROBO-ONE GATE IN INTERNATIONAL ROBOT EXHIBITION 2009` Robot Dancing Competition (Nov. 28, 2009). See also Sonys Robot Dance in more advanced group constalation.
The EyeWriter /inspiration to share

The EyeWriter project using open source technology to help paralysed artists.