Tired of pressing buttons to achieve this with the ESP32, [DoganM95] took the time to create an all-in-one USB ESP32 programming board.

Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus ...

Developed by Elecram in the Netherlands, the ESP32-C6 and CC1101 transceivers-based Sub-GHz gateway is designed to bridge ...

This Cube project uses LED panels for a 3D physics simulation. The creator used ESP32, WS2812b control, and limited external libraries. The source code is available on GitHub, with a possible PCB ...

A few hackers would opt for a bit more modern part like an ESP32. But these Arduino-compatible platforms are far from the only microcontrollers available.