TinyG CNC Controller Board v8 : ID 1749 : Adafruit Industries, Unique & fun DIY electronics and kits
Acorn CNC controller, Step and Direction 4 axis CNC Control board with ethernet communication.DIY CNC kit
CNCTOPBAOS 4 Axis 500KHz CNC Offline Controller DDCSV4.1,Stand Alone System Motion Controller PLC,Slave Stepper Servo Motor Control+MPG Handwheel for CNC Router,Lathe,Engraving Milling Machine - Amazon.com
CNCTOPBAOS 4 Axis Offline Stand Alone CNC Motion Controller System DDCSV3.1,Servo/Stepper Motor Control Replace Mach3 PLC+100PPR MPG Handwheel with E-Stop for CNC Router Engraving Machine - Amazon.com