In august 2004, the X3D specification has been approved by the International Standards Organization (ISO) as International Standard ISO/IEC 19775. There are few papers and research works on it.

• 2004年8月,X3D(Extensible 3D)规范已经被国际标准化组织(ISO)定为国际标准ISO/IEC 19775,成为Web3D技术新一代的公共标准。 国内外对这种技术的文章和研究还比较少。