mriscoc/Ender3V2S1
Professional Firmware for the Creality Ender 3 V2/S1 Printers
Github : https://github.com/mriscoc/Ender3V2S1
Wiki : https://github.com/mriscoc/Ender3V2S1/wiki
If using the Sprite pro see : https://github.com/mriscoc/Special_Configurations you want the T13 variant.
Note that if using BL/CRTouch you need to properly configure your slicer (mandatory) and Octoprint (if used).