Sxta is a C#-based component architecture for distributed simulation on P2P systems. It is based on Std. IEEE 1516 as distributed simulation Standard. Sxta uses AOP mechanisms that generate classes at runtime inheriting from base ones.
Xi3D is an X3D renderer and browser for 3D Web content. It contains compliant parsers for VRML'97 types, a java scenegraph, XML bindings using SAX2, a content converter, full runtime and event model, DOM Level 2, vecmath