Blender

Blender is open-source 3D computer graphics software used for creating animated films, visual effects, art, 3D printed models, interactive 3D applications and video games.

Website: https://www.blender.org/

MeshLab

MeshLab is an advanced 3D mesh processing software system that is oriented to the management and processing of unstructured large meshes and provides a set of tools for editing, cleaning, healing, inspecting, rendering, and converting these kinds of meshes.

Website: http://www.meshlab.net/

MeshMixer

Meshmixer is software for working with triangle meshes.

Website: http://www.meshmixer.com/

OpenSCAD

OpenSCAD is a free software application for creating solid 3D CAD objects. It is a script only based modeller, with a specific description language.

Version: 2015.03-2

Website: http://www.openscad.org/

Simplify 3D

Professional 3D Printing Software.

https://www.simplify3d.com/

SolidWorks 2019

SolidWorks is a solid modeling computer-aided design (CAD) and computer-aided engineering (CAE) computer program that runs on Microsoft Windows.

Website: http://www.solidworks.com/