wmcmillenjr's Stars
MarlinFirmware/Marlin
Marlin is an optimized firmware for RepRap 3D printers based on the Arduino platform. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.
Geeetech3D/Prusa_I3_3Dprinter
Geeetech 3D printer (base on marlin)