The 1.0.1 version of EFL CNC is provided as a free download on our website. EFL CNC lies within System Utilities, more precisely Device Assistants. This free tool was originally created by EFL.
From the developer:
This is a program to control 3 axis stepper motors for GCode CNC projects. You can load your Gcode file and stream it to the Arduino and run your CNC machine. It can flash your Arduino UNO by single Click on button, simple. Setting your parameters is also simple.
You may want to check out more software, such as FlashCut CNC, RoutOut CNC or CnC All Stars Mod for Zero Hour, which might be related to EFL CNC.