T he ESP32 is a fantastic little microcontroller with a world of possibilities. Its specifications may appear modest, but its capabilities enable it to power all kinds of devices.

When [upir] saw that you could buy tire valve stem caps that read pressure electronically, he decided to roll his own Tire ...

As Hackaday revealed, this one comes with an E Ink display, a secondary OLED panel, and a keypad made of soft silicon that is encased within a see-through case.

While they differ a lot in terms of functionality, you can combine the IoT-centric ESP32 boards with the all-powerful Raspberry Pi SBC family to build some truly remarkable DIY projects.

[Danman] got an ESP32 with built-in OLED display, and in the process of getting a clock up and running and trying to get a couple of NodeMCU binaries installed on it, thought he’d try rolling ...