Intended for the architecture, engineering and construction trades, Prospect offers full automatic conversion from Nacisworks, SketchUp, Revit, Rhino, FBX, OBJ and other 3D content creation formats and tools. You can then share your imported work with others:
Walk through your 3D files with colleagues in VR, no matter their location. Multiuser provides reliable voice chat and a shared virtual environment for presentations and design reviews.
And (of course), I have added it to my ever-growing list of social VR/virtual worlds.