I wondered what geometry kernel it was going to use! Interesting to me how few of these there are. Some of the solid modeling stuff is nearly 40 years old (parasolid) this must be hard.
That being said, for CAD (personal usage) I switched from Fusion 360 to Freecad 1.0 with almost no project and the latter is an order of magnitude faster.
Designing a controller for his machines and as much as I would love to put the thing as OH, I don’t even think of it.
His company:
https://www.badog.ch/