4.0.0 jbox2d org.jbox2d 2.2.1.1 jbox2d-library jbox2d-library A 2D java physics engine, a port of the C++ Box2d engine. This is the core physics engine. http://code.google.com/p/jbox2d/ jar junit junit 4.8.2 jar test org.apache.maven.plugins maven-compiler-plugin **/gwtemul/**