The virtual reality modeling language (VRML) is a file format for representation of interactive 3D world objects over the world wide web (www). It finds its usage in creating three-dimensional representations of complex scenes such as illustrations, definition and virtual reality presentations. The format has been superseded by X3D. Many 3D modelling applications can save objects and scenes in VRML format.
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A file with .usdz is a ZIP archive for the USD (Universal scene description) file format that contains and proxies for files of other formats embedded within the archive.
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