Free & Open-Source Chief Architect Alternatives

Residential architecture software.

1. SweetHome3D ↗ FOSSPRIVATE
   Free interior design app with 3D preview.
   ●●●Hard · Covers most basics
2. FreeCAD ↗ FOSSPRIVATE
   Parametric 3D CAD for engineering and architecture.
   ●●●Hard · Open-source license
3. BlenderBIM ↗ FOSSPRIVATE
   Open-source BIM add-on for Blender.
   ●●●Hard · Covers most basics