Leap motion

https://developer.leapmotion.com/documentation/unreal/unreal/Leap_Unreal_BluePrints.html

Pure Data:

http://puredatajapan.info/?page_id=1514

https://github.com/chikashimiyama/Pd_leapmotion

http://puredatajapan.info/wp-content/uploads/2013/07/Pd_leapmotion_0.1_mac.zip

OSC:

http://nonspectacularstudio.com/OSCMotion/

https://apps.leapmotion.com/apps/osc-motion/osx

https://apps.leapmotion.com/apps/manososc/osx

https://github.com/n1ckfg/ManosOsc

https://apps.leapmotion.com/apps/tekh-tonic/osx

https://apps.leapmotion.com/apps/geco-midi/osx

https://github.com/eastn/sculpt

https://github.com/topher515/leapyosc/

https://gist.github.com/jordanorelli/4569165

https://github.com/morphiccreative/leapOSC

https://github.com/heaversm/leap-osc-to-midi

Gesture:

http://gestureworks.com/icons-fonts