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Inventor - Inventor is a 3D CAD software that lets you quickly create 3D models with embedded intelligence, intuitive workflows, and optimized performance.
MoI - Moment of Inspiration - MoI is a new 3D Modeling/CAD application for designers and artists. Offering a blend of precision and freeform NURBS drawing tools, it sports a unique user interface that operates seamlessly with a pen tablet.
FreeCAD - An open-source parametric 3D modeler
Jewelry CAD Dream - JCD is a powerful and robust jewelry design solution.
Ayam - Ayam is a free 3D modelling environment for the RenderMan interface, distributed under the BSD...
Rhinojewel - Rhinojewel is a Jewelry Design Software which lets you create 3D models of jewelry and other luxury items easily, precisely and quickly. Jewelry Modeling Tools for Designers.