> but I'd imagine the big aerospace companies have significant proprietary inter...

		benhurmarcel on Dec 4, 2019 \| parent \| context \| favorite \| on: United orders 50 new Airbus long-range jets to rep... > but I'd imagine the big aerospace companies have significant proprietary internal tooling Right, but for mechanical CAD it's heavily based on Catia. The customization is more on the PLM side.