This is a project to show various information from a Home Assistant installation on a nice and clear LED-based display. The protocol used is MQTT so other automation platforms could also be used.

You almost certainly don’t have an application for the sort of accurate timekeeping that’s made possible by this enhanced version of [Cristiano Monteiro]’s ...

I built a whole-home ad blocker with a $7 ESP32-S3 board - and it took just minutes ...

This version uses millis() as a software clock. Time resets whenever the Arduino loses power or restarts.