Don't know if it's of any worth, but xflr5 is an excellent airfoil design program. I had created code to use this to generate ribs and surface meshes for a 3d printable wing. Although it's in cpp it might be of worth using this if you wanted to enhance your FreeCAD module?
https://github.com/dgm3333/xflr5
(scroll to the bottom of the readme for the relevant files)
David
Don't know if it's of any worth, but xflr5 is an excellent airfoil design program. I had created code to use this to generate ribs and surface meshes for a 3d printable wing. Although it's in cpp it might be of worth using this if you wanted to enhance your FreeCAD module?
https://github.com/dgm3333/xflr5
(scroll to the bottom of the readme for the relevant files)
David