The Machine that make project at the MIT Center for Bits and Atoms seeks to develop low-cost machines that can be made using CNC equipment, like available in fab labs.
An entry level (under $500) EDM machine for making carbide/HSS tooling and/or lead screws
Low cost 5 axis machining.
The additive lathe is a 3D printer that prints on rotation objects.
Modular control for the MTM project.
A design without lead screws, reducing cost.