Support for X3D Standard (a.k.a. ISO/IEC 19775/19776/19777)

Hello.

Does modern Unity engine (version 6) provide support for the X3D (Extensible 3D) standard ?

X3D is a unfied standard for 3D computer graphics. It is also known as an international (i.e. world-wide) standard ISO/IEC 19775/19776/19777.

Thank you.