You might be interested in SALOME, which presents as a CFD pre/post-processor but - like most such software - has CAD functions as well. It also uses OpenCASCAD

You might be interested in SALOME, which presents as a CFD pre/post-processor but - like most such software - has CAD functions as well. It also uses OpenCASCADE and actually shares a lot of code with FreeCAD. I found it to be rather more stable. https://www.salome-platform.org/ https://www.salome-platform.org/