• Keyboard Firmware Projects other than TMK
• PJRC USB Keyboard/Mouse Example[USB][PJRC][Teensy][AVR]
• kbupgrade[USB][V-USB][AVR]
• c64key[USB][V-USB][AVR]
• rump[USB][V-USB][AVR]
• dulcimer[USB][V-USB][AVR]
• humblehacker-keyboard[USB][LUFA][AVR][Ergo]
• ps2avr[PS/2][AVR]
• ErgoDox[Ergo][Split][USB][AVR]
• Suka's keyboard collection[Ergo][Split][3DPrinting][USB][AVR]
• bpiphany's AVR-Keyboard[PJRC][AVR][USB]
• USB-USB keyboard remapper[converter][USB-USB][AVR][Arduino]
• USB-USB converter threads[converter][USB-USB]
• kbdbabel.org[converter][vintage][protocol][8051]
• Haata's kiibohd Controller[converter][vintage][protocol][AVR][PJRC][Cortex]
• Kinesis ergonomic keyboard firmware replacement[V-USB][LUFA][Ergo]
• XT to USB NKRO converter Arduino sketch