FreeCAD - An open-source parametric 3D modeler
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Rhino 3D - To be an effective designer today, you need tools to quickly develop your designs and accurately communicate them to everyone in the product research.
ZBrush - ZBrush is a digital sculpting and painting software solution.
Catia - CATIA (Computer Aided Three-dimensional Interactive Application) (in English usually pronounced /k?
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.