Cruise around AliExpress for long enough and you’ll find some interesting new hardware. The latest is the TTGO T-Call, an ESP32 breakout board that also has a cellular modem. Yes, it’s only a 2G modem ...

Developed by Zed (M-Abozaid), the esp32-c3-adblock is an open-source, Pi-hole-style DNS ad blocker that runs on a $2 ESP32-C3 ...

The Framework laptop will no doubt already have caught the eye of more than one Hackaday reader, as a machine designed for upgrade and expansion by its users. One of its key features is a system of ...

The ESP32 module, priced at just $4, has become a favorite among electronics enthusiasts for its balance of affordability and functionality. With features like built-in Wi-Fi and Bluetooth, a USB ...

Building a custom, low-cost home security setup no longer requires expensive commercial hardware or subscription fees. Using ...

A spare ESP32-S3 gave me a hands-on introduction to hardware passkeys.

The palm-sized robot integrates eight smart actuators, wireless control, battery management and sensing interfaces into a ...

The ESP32-S3 is just that good for beginners ...

The Maker ESP32 development board simplifies IoT projects with 8MB flash memory, plug-and-play I2C sensor connections, and ...

My first foray into the IoT utilized the Espressif ESP8266, an SoC with 32-bit MCU and 2.4-GHz Wi-Fi built in. Since then, I have used many different module variants based on the microcontroller. So ...

Open-hardware platforms enable rapid prototyping and faster time-to-market of new IoT applications. The objective of this post is to give a brief introduction to another open-hardware IoT playground — ...