news & releases
Circuit.Rocks Sponsors SparkFest 2026: GDG PUP Hackathon on July 9
Circuit.Rocks is an official hardware sponsor of SparkFest 2026 - the Google Developer Group PUP hackathon on July 9 at PUP Main Campus, Bulwagang…
diy projects
This Raspberry Pi Arcade Cabinet Exists Only for Chrome’s Dino Game
A maker turned Chrome's offline dino game into a real arcade cabinet powered by a Raspberry Pi 3, one 24mm button, FullPageOS, and a…
arduino
Arduino UNO Q Arcade Bundle Turns One Board Into a Retro Console
Arduino's UNO Q Arcade bundle turns one Linux-capable board into a RetroArch console, with snap-on Modulino controls and a 3D-printed shell.
diy projects
AirMeter: Stream an AN870 Multimeter’s LCD to Your Browser
A hacker tapped a cheap AN870 multimeter's LCD lines with an RP2040 and streamed live readings to any browser over 433 MHz. Here's how…
diy projects
ESP32 Mesh Replaces a $120k Bowling Scoring System for $1,600
An abandoned 8-lane bowling center needed an $80k scoring system. One builder replaced it with an ESP-NOW mesh of ESP32s for about $1,600 instead.
diy projects
PocketBeagle 2 Security Camera: Fully Offline, No Cloud
Build a home security camera that runs person detection on-device and never touches the cloud, powered by the PocketBeagle 2 and a custom PCB.
microcontrollers
Olimex PICO-EVB Turns a Raspberry Pi Pico Into a Mini-PLC
Olimex PICO-EVB turns a Raspberry Pi Pico into a real PLC: four 15A relays, optoisolated inputs, and Home Assistant support for about $17.
diy projects
Build a Fully Offline Privacy Security Camera on PocketBeagle 2
Clem Mayer built a fully offline security camera on the PocketBeagle 2 that runs person detection locally and keeps every frame off the cloud.
diy projects
Penn State’s Paint-On Electronic Tattoos Read ECG, EEG and EMG
Penn State's brush-on conductive ink turns bare skin into a washable electrode that records ECG, EEG and EMG, and even drove a robotic hand.
raspberry pi
Run YOLO Vision Models on Raspberry Pi 5 Using Intel OpenVINO
Deploy Ultralytics YOLO on a Raspberry Pi 4 or 5 with Intel OpenVINO for real edge computer vision, no cloud GPU or workstation needed.
diy projects
Raspberry Pi Zero 2 W E Ink Typewriter: A Focused WriterDeck
A Raspberry Pi Zero 2 W and a Waveshare ePaper screen become a distraction-free typewriter, with a live word-count display and a screen that…
diy projects
Thread-Based Circuits Sew Health Monitoring Into Your Clothes
Tufts researchers built full analog circuits on a single gold-coated thread that senses breathing and blinking. Here is how to try sewable electronics yourself.
diy projects
PocketBeagle 2 Powers an Offline, Privacy-First Security Camera
Clem Mayer built a cloud-free security camera on the PocketBeagle 2 that detects people locally and keeps every frame of video at home.