Again a nice video how you can use the LEAP to scratch music like a vinyl record. User mdbncr uses Geco as interface software.
jestPlay – record and replay Leap Motion Data
User Theo Armour came up with program that can record and play your hand movement through chrome browser.
LEAP Trainer – a gesture learning and recognition framework
A program that can learn your gestures. From robertjoleary.
MOTION HARP: Music with a 3D interface
…using Linux, Python and the Leap Motion.  Hector Socas-Navarro plays in the air a Yamaha PSR-3000. The combination of LEAP Motion and the Yamaha creates a whole new instrument.
Built your own motorcyle – piece by piece.
Built your own Motorcyle in a unity3d enviroment. Grab tires and wheel and put it together – piece by piece. It’s a great way to learn how to assemble things the right way. Nice demo of a educational app!
First use of Leap Motion during dental implant surgery
A doctor –Â Guillermo Rosa –Â uses LEAP Motion the first time in a dental surgery. Using his hands to control 3D scans of the patients teeth. No need to touch any device.
LEGO Mindstorm Robot control
A little LEGO Mindstorm robot gets controlled by Leap motion.
Leap Motion Open CL mesh distortion
OpenCL mesh distortion test by Jonathan Hammond