[Discover] Mrbook's Stuff :: Controlling a Gakken SX-150 synth with Arduino http://mrbook.org/blog/2008/11/22/controlling-a-gakken-sx-150-synth-with-arduino/
(arduino hack electronics code) 
[Discover] DIY Drones http://diydrones.com/ (robotics diy airplane opensource)
[Discover] Google AJAX Search API http://code.google.com/apis/ajaxsearch/ (google ajax search javascript)
[Discover] 2grab.de, MyVideos, Clipfish, YouTube, MySpace, Videotube, VideoGoogle http://www.2grab.de/?act=download (video webtools hack download)
[Discover] MICK - Musical Instrument Construction Kit http://gig.media.mit.edu/projects/mick/ (instrument diy hack guitar)
[Discover] DIY Drones http://diydrones.com/ (robotics diy airplane opensource)
[Discover] Google AJAX Search API http://code.google.com/apis/ajaxsearch/ (google ajax search javascript)
[Discover] 2grab.de, MyVideos, Clipfish, YouTube, MySpace, Videotube, VideoGoogle http://www.2grab.de/?act=download (video webtools hack download)
[Discover] MICK - Musical Instrument Construction Kit http://gig.media.mit.edu/projects/mick/ (instrument diy hack guitar)