X3D-Edit version 3.2 was upgraded to version 3.3 in 2012 to match the updated version of the X3D Specification. A number of features were added, but there were no fundamental changes to the underlying X3D-Edit codebase. Please see the X3dEdit3.3 codebase for the updated source. Project home page: https://savage.nps.edu/X3D-Edit