>"...what I really want is a completely open source parametric cad program that is as good as Solidworks or OnShape..." I will sign this with my blood. Why on

>"...what I really want is a completely open source parametric cad program that is as good as Solidworks or OnShape..." I will sign this with my blood. Why on Earth every free solution is trying to reinvent the wheel when it comes to proven and ergonomic UI is beyond my comprehension.