Recent Projects

low-cost e-ink typewriter

etyper

Exploring RF only LoRa mesh behavior using Lily Go and other various Mesh and “Non Mesh” devices.

LoRa: RF Mesh Experiment

rhea-rae Rhea Rae

Classic arcade with all the latest technological advancements, ready for the classics. Enjoy!

THE ULTIMATE MINI ARCADE

srrubio SrRubio

Open-source multimeter with some unique features

HYDRAMeter

john-duffy John Duffy

Collecting public Bluesky posts for select keywords, storing metadata in SQLite and generating daily reports for analysis on Raspberry Pi 5.

Headless Bluesky OSINT Radar

bret-bernhoft Bret Bernhoft

Building a great sounding amplifier for your desk on the cheap

Amply - A $10 desktop BT amplifier you'll love

marco-tabini Marco Tabini

Quad-tube Geiger coincidence detector that uses cosmic ray muons as a true hardware RNG and decision oracle.

Muon Oracle

allan-binder Allan Binder

ArduLora: Arduino‑friendly LoRa/LoRaWAN (STM32+RAK3172) for reliable long‑range, low‑power IoT easy setup.

Designing a Field‑Ready LoRa Node

An indoor, solar-powered cicada that harvests light through its wings and bursts into a buzzing call once enough energy is stored.

Screaming Solar Cicada

Real-time speech-to-subtitle tool powered by whisper.cpp. Captures microphone audio in short chunks, transcribes and translates it

Spider Subtitler

A hardware device to carry out voltage glitching attacks against microcontrollers with a Raspberry Pi Pico

Hacking MCUs with the Pico Glitcher v2

matthias-kesenheimer Matthias Kesenheimer

Decoding WWVB with a Turing Machine

Keeping Time with Turing

PiTime is a compact, LED-based mathematical clock that blends electronics and design to transform time into a problem-solving experience.

PiTime — a Mathematical LED Clock

next-builder Next Builder

Open-source mission data contracts for small spacecraft: telemetry, commands, payload data, storage intent and downlink assumptions.

OrbitFabric

fabrizio-rovelli Fabrizio Rovelli

Tiniest Raspberry Pi board, measuring just 42x36mm! CM0IQ board is based on Raspberry Pi/EDATEC CM0 Compute module

Raspberry Pi CM0IQ

Building a mechanical television with parts only from the 1920s. Focusing on simplicity.

Mechanical Television - only parts from 1920s

paul-kocyla Paul Kocyla