Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...

We cover so many projects here at Hackaday that lead the author down a rabbit hole of technological investigation that distracts us from the task of bringing them to you. Such a project is ...

Radar, this project from [Mateusz Juszczyk] isn’t actually using radar. But thanks to the round LCD this desktop gadget does ...

While shutting down or restarting your PC, you may see a warning message Someone else is still using this PC. Usually, this message appears when there is more than one user account created on a ...

Setting it up is really easy.

These are some great DIY projects that you can do for cheap.