The comparison is pretty interesting, however SolveSpace is badly misrepresented by "not parametric". In my opinion easy, stable and very flexible (the same tools are used in 2d and 3d) parametric modelling is it's greatest strength.

So I decided to redraw the model in SolveSpace fully parametric. It took me 18 minutes.

Here is the result: https://youtu.be/yUa3fnDbeWw