Soula 3D CAD is a modified version of FreeCAD which is a free and professional cad design program under license LGPL, Download the source code.

Soula 3D CAD is made primarily to design objects for the real world. Everything you do in Soula 3D CAD uses real-world units, be it microns, kilometers, inches or feet, or even any combination of units. Soula 3D CAD offers tools to produce, export and edit solid, full-precision models, export them for 3D printing or CNC machining, create 2D drawings and views of your models, perform analyses such as Finite Element Analyses, or export model data such as quantities or bills of materials.