The open source community has produced a number of serviceable tools for two-dimensional design. These include GIMP for bitmap graphics and photo editing, Inkscape for vector art, and Scribus for page layout. On the 3D side, Blender, Wings 3D, Art of Illusion, and a few others have served the needs of those doing surface and subdivision modeling. And while lots of good work has been done using those tools, I haven’t found surface and subdivision modelers very useful for industrial design work, except for occasional rapid ideation or visualization. FreeCAD is different in that it’s a parametric modeling tool, which has a history of effective use in ID.
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