
University student builds 3D printer with DIY INDX. Instructions and files are open-source.
Tool changes in a second with practically no waste. That’s what YUDX promises—a toolchanger built by one student and released entirely for free on GitHub. Eight tool heads, a single motor for everything, and a base built on the Voron 2.4. You’ll find a video at the end of the article.
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Prusa has updated its entire printer lineup: XL+, CORE One L+, and CORE One+ (Gen 2).
Prusa announced on August 12 a refresh of its entire lineup. The XL becomes the XL+, the CORE One L becomes the CORE One L+, and the CORE One+ is…

Reviving Old Unsupported Devices with AI – AVerMedia Game Capture HD II
The old AVerMedia Game Capture HD II refused to do the one thing I asked – record 640×480 from the picogame engine. Inside it runs a small Linux, and the…

Don’t Throw Them Away! 7 Ideas for Giving Empty Prusament Spools a Second Life
Anyone who 3D prints knows the feeling: the filament runs out, leaving you with a sturdy plastic spool. What to do with it? The new generation of Prusament spools is…

Picogame: a game engine for CircuitPython
Picogame is a 2D game engine for CircuitPython by Vladimír Smitka. A native C core handles rendering, scenes and collisions, while the game logic stays in Python – no compiling,…

European Plane Radar – see what is flying above you
I wanted to know what was flying over my head. Not on a phone, not in a browser tab – on a small round thing sitting on a shelf that…

ESP32 Plane Radar: Aircraft radar on your desk for a few hundred crowns
If you’ve ever wondered what plane is flying over your house, you’ve probably used an app like FlightRadar24. The ESP32 Plane Radar project offers a more interesting solution though –…

NASA 3D Printing: Hundreds of Space Models Free to Download
NASA has a public GitHub repository with over a hundred free STL models you can download and print on your own 3D printer—from the Saturn V rocket and Curiosity rover…

Amateur air quality sensors in Moscow detected extreme particulate concentrations from a drone attack on the refinery.
During a large-scale drone attack on Moscow on the night of June 18, 2026, a fire struck an oil refinery in the southeastern part of the city. Amateur sensors connected…

100 IoT Projects in 100 Days: ESP32, ESP8266 & Raspberry Pi Pico Projects
Open-source repo with 100+ IoT projects for ESP32, ESP8266, and Raspberry Pi Pico in MicroPython. Smart irrigation, RFID lock, gas detection, WiFi robot, and weather station—with code and wiring.

ESP32 Bit Pirate: Bus Pirate hacking tool for ESP32
Popular Bus Pirate on the ESP32-S3. Ideal for debugging CAN, 1-Wire, I2C, Wi-Fi, Bluetooth, PWM, and more. Runs on various popular, accessible hardware—especially the ESP32-S3. Open source project.
