x3d
What is a .x3d file?
model/x3d+xml
X3D (.x3d) is the XML-based successor to VRML — an ISO standard for interactive 3D scenes with geometry, appearance, animation, and scripting. It is used in web 3D, scientific visualization, and archival.
How to use a .x3d file
Use an example .x3d file to test X3D parsers, XML 3D tooling, and X3D-to-glTF conversion.