X3D is the open-standard format for 3D graphics scenes on the Web.
Xj3D is an open-source Java codebase for the X3D Graphics standard.
Virtual paper folding program
3D tree generator
Framework for product designers of accessible product interfaces
StereoWS developed by UCL-MSSL within the ProVisG project
View M3G File Contents
The X3DV Module Suite is a free set of Netbeans modules to code in X3D