The term firmware refers to the software embedded into a device's memory.
Firmware | Compatible MCU | Link | Notes |
Pandrew's QMK Converter | ATmega32U2 ATmega32U4 | GitHub Download | |
QMK Converters | — | GitHub Configurator | |
TMK | ATmega32U2 ATmega32U4 AT90USB1286 | GitHub Editor | |
Soarer's Converter | ATmega16U4 ATmega32U4 AT90USB646 AT90USB1286 | GeekHack | No longer maintained. |
Not sure which firmware to use? Come and ask us in the Keyboard Institute Discord.