Check out the 3 YouTube videos in the links section for the Twitch live stream where I made it. I also have the code linked via Github. <br><br>I used this RepRap documentation to learn more about G-Code:<br><a target="_blank" rel="noopener noreferrer" href="https://reprap.org/wiki/G-code">https://reprap.org/wiki/G-code</a><br><br>G-Code can be sent directly to your printer via Octopi. <a target="_blank" rel="noopener noreferrer" href="https://octoprint.org/">https://octoprint.org/</a>