Oddly Specific Objects founder Joey Castillo has designed a couple of interesting open hardware projects over the years.
Description: In this project I did a Christmas jumper with rgb LEDs, this can also be a creative clothing project or whatever ...
Build a quick and reliable temperature and humidity monitor using DHT22 and NodeMCU, integrated with Home Assistant.
One of the joys of writing up the entries for the 2025 Component Abuse Challenge has come in finding all the different alternative uses for the humble transistor. This building block of all modern ...