Blender - Blender is the open source, cross platform suite of tools for 3D creation.
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.
Autodesk 3DS Max - 3ds Max is software for 3D modeling, animation, rendering, and visualization. Create stunning game enrivonments, design visualizations, and virtual reality experiences.
FreeCAD - An open-source parametric 3D modeler
Unity - The multiplatform game creation tools for everyone.
SketchUp - 3D for Everyone