Free & Open-Source Autodesk Inventor Alternatives

Parametric mechanical 3D CAD.

1. FreeCAD ↗ FOSSPRIVATE
   Parametric 3D CAD for engineering and architecture.
   ●●●Hard · Open-source license
2. SolveSpace ↗ FOSSPRIVATE
   Free parametric 2D/3D CAD modeler.
   ●●●Hard · Covers most basics