@esawdust The pre-compiled (from C, C++) version is here:
https://github.com/Xinyuan-LilyGO/LilyGo-AMOLED-Series/tree/master/firmware
Pre compiled
And the C, C++ source code is here:
https://github.com/Xinyuan-LilyGO/LilyGo-AMOLED-Series/tree/master/examples/Factory