The default keymap uses a QWERTY base layout, with a secondary Colemak base layout. Both layouts have symbol placement adjustments on the outer columns, and editing keys and layers on the thumb keys.
There are two extended layers:
When using a Waveshare RP2040-Matrix, the RGB Light - Lighting Layers feature is used to demonstrate how the 5x5 RGB LEDs can indicate keyboard state. The indicators are: