Blender - Blender is the open source, cross platform suite of tools for 3D creation.
ZBrush - ZBrush is a digital sculpting and painting software solution.
AutoCAD MEP - AutoCAD MEP software helps you draft, design, and document building systems.
DAZ 3D - Daz 3D, 3D Models, 3D Animation, 3D Software
DataCAD - DataCAD is a computer-aided design and drafting software for 2D and 3D architectural design and drafting
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.