The plugin that offers a professional, for a free and open-source 3D computer graphics software toolset used for creating animated films, visual effects, art, 3D printed models, interactive 3D applications and video games,   3D modeling of what?
ManuelbastioniLAB ManuelbastioniLAB is a free and open source plug-in for Blender for the parametric 3D modeling of photorealistic humanoid characters.
Showplace Showplace is a 3D program for creating computer graphics, released in the 1990's by Pixar for Apple Macintosh and Windows-based PC computer systems (version 1.0: US $995, version 2.0: US $695 disk, $495 CD). The Mac version was co-developed by Phil Beffrey . Version 1.0 allowed people to create scenes by importing models. It would create a basic primate model, from which you could change model surfaces and set lighting and camera angles. Version 2.0 provided additional modeling tools.