PLAXIS 3D - PLAXIS - Essential for geotechnical professionals. 2D & 3D finite element software for geotechnical analysis of deformation and stability of soil structures
SolidWorks - Dassault Systèmes SolidWorks Corp. develops and markets 3D CAD design software, analysis software, and product data management software. SolidWorks is the leading supplier of 3D CAD product design engineering software.
midas Gen - Structural Analysis and Design
FreeCAD - An open-source parametric 3D modeler
Abaqus Unified FEA - Finite Element, Multiphysics, and Simulation Software
SketchUp - 3D for Everyone