Open Chess project delivers electric shocks for bad moves and costs $22 versus $600 commercial smart boards through open-source DIY design.

BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

A hackerspace is a place that generally needs to be accessed by a wide group of people, often at weird and unusual hours.

March 5, 2026: We added a new Brawl Stars QR code, offering a free pentagram-theme spray. We looked for more creator and sushi codes, too, and also made sure all existing codes still work. When you're ...

The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

A maker shared an electronics project on Digikey that explains an automatic system for recognizing and organizing resistors using an Arduino Uno Q. Zach Hipps did the work and looked for methods to ...

The source code is coming soon.

The QR code is so small, in fact, that it can "only be recognised with an electron microscope". As a result, the research ...

What are the new Where Winds Meet codes? Though you won't struggle to find Jade Fish and all other manner of items scattered across the world in your first run through the regions of Qinghe and ...

March 4, 2026: We added a new [WINTER] FLASHPOINT⚡ code, offering a new suit. We also checked for expired codes. To be honest, Flashpoint codes are essential if you want to become as fast as one of DC ...

VS Code-integrated configuration files are automatically executed in Codespaces when the user opens a repository or pull request. The automatic execution of VS Code-integrated configuration files when ...