Convert csm to x3d

What is the difference between .csm and .x3d?

Description: The .csm file type is a 3ds Max Character Studio Maker File, which is a proprietary format used by Autodesk's 3D animation software. It contains data related to Character Studio, such as biped skeleton and morph targets, as well as animation data. The data can be used to create 3D characters for animation and games.; X3D (Extensible 3D) is a royalty-free open standard file format used to represent 3D computer graphics. It is used to store and interchange 3D model data, including surface geometry, color, animation, and metadata. X3D files are built on the XML standard, and can be viewed and edited with a variety of 3D modeling programs.