http://www.3ders.org/articles/20181130- ... onger.html
"Among the greatest rewards to building a robust community in any industry is the diversity and volume of new techniques, designs, and methodologies that are shared from so many different sources around the world, whether that be a well-paid researcher at a big 3D printing firm, a low-paid researcher at a university, or a maker in a garage. The organization that’s arguably most responsible for that sense of community in the 3D printing space is the RepRap project, and they’ve just given us another nugget of wisdom. Dr. Adrian Bowyer at RepRap Ltd wrote a FreeCAD Python macro that randomly inserts angled, hollow cylinders through a digital model to increase the part’s strength for 3D printing..."
https://reprapltd.com/fibre/
FreeCAD
