Autofabricantes is an association for the research and creation of 3D printed prostheses with children at the center of the process. They together with other volunteers design their own aids. All low cost and open source. They have been researching in Spain for 5 years and their projects have been replicated in other parts of the world, now they want to take it to many more places to improve the lives of many more people. In addition, they are developing a scientific study with the designs and a certificate of manufacturing quality.