Version Date Content
 1.1 August 31, 2022
  • Migrate to QMK Firmware 0.18.1.
  • Enable 1000Hz polling rate.
  • RGB light stripe: improve effects.
 1.0.1 October 28, 2021
  • Feature: enable mouse key.
 1.0.0 July 29, 2020
  • Initial release.


 Version Date Content
February 12, 2023
  • migrate to QMK Firmware 0.19.1.
  • Per-key RGB: sleep time increased from 5 minutes to 20 minutes.
  • Per-key RGB: The position of the Caps Lock indicator is changed from the position of Caps Lock to that of alpha keys to make it more eye-catching.
  • Per-key RGB: The IND_HUI keycode has been removed, now the Caps Lock indicator color is determined by RGB matrix hue.
  • Per-key RGB: Limited RGB matrix lights to a refresh rate of 40fps, visually the same as before, but helped improve keyboard responsiveness.
  • Per-key RGB: Gives RGB matrix lights a gradient effect when powered on.
  • VIA: Updates the VIA internal protocol version to V3. "Use V2 definitions(deprecated)" no longer needs to be enabled when importing json. In addition, a new json file must be imported, as the old json file is deprecated.
  • VIA: The "Lighting" tab in VIA allows you to easily modify RGB matrix effects and RGB stripe effects without using keycodes.
  • VIA: The light controlling keycodes at the second layer of Keymap are no longer garbled and can be moved to any location you want in Keymap->Custom.
  • The USB device name is changed from AARU to AARU87.
  • *This version does not have SignalRGB support.
 1.2b August 31, 2022
 1.1 August 31, 2022
  • Migrate to QMK Firmware 0.18.1.
  • Enable 1000Hz polling rate.
  • Per-key RGB: increase maximum brightness from 150 to 220.
  • Per-key RGB: synchronize RGB matrix drivers for better visual effects.
  • RGB light stripe: improve effects.
 1.0.1 October 28, 2021
  • Per-key RGB: enable CIE1931 curve for better brightness changes.
  • Per-key RGB: increase maximum brightness from 100 to 150.
 1.0.0 July 8, 2020
  • Initial release.


Source Code



aaru_SolderPCB.json For solder firmware version 1.1 or before.

aaru_HotswapPCB.json For hotswap firmware version 1.2b or before.

V3_aaru87_HotswapPCB.json For hotswap firmware version 1.3 or later.


SignalRGB Plugin