ESP32-based air quality monitoring prototype with BLE, simulated sensor readings, alerts and Python CSV logging. - sabesan-k/ESP32-Air-Quality-Monitor ...

A project to make an old commode conversational for Halloween 2026 - ryanbagwell/talking-halloween-toilet ...

Two beams, one pour day, very different strengths? Calendar age hides the real story. Build it under ₹2500: an ESP32 and ...

On its 1000-ohm tap it needs only about 3 mA for full scale, so the ESP32 drives it straight from a GPIO with PWM, with no ...

Replace awkward remote-control cables with a licence-free ISM radio link. Ready-made modules make it quick to build.

A Belgian maritime pilot, whose job is guiding ships in and out of port, has built a desk piece that brings the sea indoors.