Could be anything really... like POVRay (ray tracer), 3D Studio Max, AutoCAD, Blender.... who knows?[DOUBLEPOST=1459517521][/DOUBLEPOST]I'm guessing it's
http://graphics.stanford.edu/~cek/rayshade/rayshade.html because one of the other images in the website show some mac software with file title "RayShadeRoom"
[DOUBLEPOST=1459517651][/DOUBLEPOST]Another pic shows "Virtual Decorator from
www.developer3d.com"