Recent Projects

What if E2E encrypted chat was a hardware peripheral?

Selectric-256

A Modern and Vintage Speech Synthesizer, PCM Sample Player, Drumcomputer, Real Time Clock, and Serial Interface for the Amstrad CPC

LambdaSpeak 3

michael-wessel Michael Wessel

A modular, XYZ Stage-Mountable PicoEMP Remix

GlitchCaster

Tiny ESP32-C3 desk gadget with OLED, live weather sensing, proximity glow & a phone-controlled web interface.

YUMO PULSE — ESP32-C3 Desk Gadget

yumobuilds YUMO.BUILDS

An ESP32-powered desk gadget with six round displays that appears to spin without any visible axle — the trick is mounting the frame on the

YUMO Roulette — A "Floating" Spinning Desk Gadget

yumobuilds YUMO.BUILDS

HoneyEdge is a tiny ESP32 network decoy that watches your LAN, detects unusual activity, and alerts you when something looks wrong.

HoneyEdge — Building a Small Passive Network Decoy

Open-source ESP32-S3 touchscreen dashboard for PC and room telemetry, with simple Chrome/Edge Web Serial flashing.

DeskNode — Open Hardware Desktop Dashboard

A freeform brass wire sculpture featuring a round capacitive touch screen, 6-axis IMU auto-rotation, and reactive led filaments.

YUMO SMART CUBE: Touch screen/ESP32-S3 Brass Wire

yumobuilds YUMO.BUILDS

A hand-bent 1.5mm brass wire clock sculpture powered by ESP32-C3 with NTP time sync, hardware-multiplexed 7-segment display, and 5-stage SK

YUMO GLOBE - Digital Clock

yumobuilds YUMO.BUILDS

This mid-70s version of the Arduino needs to be put together and then put to work!

Siemens SIKIT-DK 8080

Pocket-sized digital dice built from an ATtiny13A — 1 KB flash, 7 LEDs driven from only 4 MCU pins via logical grouping, one tactile button,

ArcDice — ATtiny13 Digital Dice

miklos-m MIklos M

The main goal of the project is to build a compact robot that can detect obstacles, determine a safe path, and move between different locati

Autonomous Indoor Navigation Robot

julie-paul julie paul

An arcade cabinet built around an M5Stack AtomS3R that plays 27 DOS games and DOOM, and runs a demo reel of 41 titles including full-motion

The Arcade Cabinet That Runs Nothing

juha-lilja Juha Lilja

Local first - agentic AI on hardware you control, with a tamper-evident record the operator holds. Desktop, custom OS and Mobile Deck

HOM3 — sovereign compute going Mobile soon

on3-paul-krause ON3 Paul Krause

Until the late 1990s, this device outperformed general purpose computers at certain number theory problems.

A Tiny Sieve | Lehmer's Math Machine in ATtinys

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rhea-rae Rhea Rae