qmk_firmware/keyboards/nano
..
keymaps/default
config.h
matrix.c
nano.c
nano.h
readme.md
rules.mk

Nano

A 2x4 mini switch pad built using 6mm x 6mm tactile switches and a Pro Micro. More info here.

Keyboard Maintainer: di0ib
Hardware Supported: Pro Micro ATmega32U4
Hardware Availability: PCB Files

Make example for this keyboard (after setting up your build environment):

make nano:default

See build environment setup then the make instructions for more information.