CAM

EMC2 CAM page
ReplicatorG CAM page
Optimized cad.py
Vanilla cad.py
kokompe

motors and actuators

Jones on Stepping Motors
A3982 Stepper Motor Controller
Brute Force Stepper Driver

motion control/machine control

Multifab / Fab-in-a-Box Control System
FabNet
Fab-in-a-Box Electronics
EMC2 Machine Control Software
EMC Tutorial
DIY Arduino (could do machine control)
ReplicatorG

bearings

Plain bronze bearings
Self aligning bronze bearings

machines

Multifab Overview
Fab-in-a-Box Blog
A-Z PCB Mill
Mantis Machines
Machines that Make
Heavy Iron (EMC controlled)
Some pre-MTM machines.
Rapid Prototyping of Rapid Prototyping Machines 

assignment
   make a machine   

Mantis 9 build instructions
FabNet
Fab-in-a-Box Electronics
Virtual Machine Environment
VMO: 076-001e.py
VMO: 076-004a.py