New CodeCell C6 board adds Wi-Fi 6, Bluetooth 5, and Zigbee support plus Home Assistant compatibility, making sensor automation setup easier.

They're reference designs for a reason.

I programmed it with ESPHome, and it only took a few hours from start to finish.

Espnix provides a lightweight Unix-like environment for microcontrollers, offering familiar shell commands, file system operations, and process management within the constraints of embedded hardware.