The open-source parametric 3D modelling software, FreeCAD, is out in a release candidate for version 1.0. If you’ve tried FreeCAD before and found a few showstoppers, it might be a good time… ...

Simple drafting programs just let you draw like you’d use a pencil. But modern programs use parametric models to provide several benefits. One is that you can use parameters to change parts o… ...