engoBox2dSystem 
Physics, Collision, and Mouse systems for the Engo game engine that utilizes ByteArena's box2d Go port
This is a set of systems for use with the Engo game engine.
To use, make sure Engo is working first. Then you'll need the go port of box2d. Then you can run
go get github.com/Noofbiz/engoBox2dSystem
Check out the demos to see what you can do. They're currently a work in progress, so check back later for more!