A ESP32 micro controller that is quite small and good!!!
Lukas
Check their projects out: Top Down shooter, STM32 HE RAW, Code for 40%ish Split Keyboard
Once you ship this you can't edit the description of the project, but you'll be able to add more devlogs and re-ship it as you add new features!
this is really hard i have tried many positions for the parts and wiring but it just gets hard
Made the schematic and the layout of the PCB i failed many times but it seems tobe working!