Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Autodesk Fusion 360 - Integrated CAD, CAM, and CAE featuring collaborative editing and cloud-based computation.
FreeCAD - An open-source parametric 3D modeler
Solid Edge - Solid Edge is an industry-leading mechanical design system with exceptional tools for creating and...
meshmixer - meshmixer is an experimental 3D modeling tool for making 3D mashups without too much hassle.
MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming