qmk_firmware/keyboards/handwired/horrortroll/k552/keymaps/default
..
led
oled
keymap.c
keymap_stuff.h
readme.md
rgb_matrix_user.inc
rules.mk

readme.md

Default layout and custom LED / OLED

Keymap is default 87 qwerty, TKL layout

It have new LED effect:

And OLED Animation: