Recent Projects

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

Home_LAB

rhea-rae Rhea Rae

Open-source $15 BOM closed-loop tactile neuro-wearable easing dementia agitation via targeted sensory-grounding haptics (ESP32/DRV2605L).

Project SAVI: Tactile Neuro-Wearable

sutharsan-sakathevan Sutharsan Sakathevan

Open-source Python/Arduino/ROS2 driver library for 22 published-protocol models in the 24-model ERDI 905nm catalogue, every constant cited t

ERDI 905nm LRF Driver Library

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

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

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

The H8 was Heathkit's first 8-bit computer. This project is a miniature recreation of the H8, built with vintage components and techniques.

The H8 Mini - a 50th Anniversary Heath H8 Computer

lee-hart Lee Hart

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

I wanted to "see" the tides so I built this tide clock

A water based tide clock

jp-gleyzes JP Gleyzes

Three high school students in the engineering program at MVTHS created a giant word clock.

Giant Word Clock

Motor, driver, encoder and motion controller in one NEMA-17 package, no protrusions; AI-friendly docs you can hand to your AI.

M17: an open-source NEMA-17 servomotor with the driver, encoder and motion controller built in

tom-rodinger Tom Rodinger

Enjoy short circuit protection for both +3.3V and +5V. Power it using USB-C or with a 9-volt battery. Now has Logic Probe support.

Super Breadboard 2: a breadboard on steroids

A tribute to history and their hackers. Browse this growing collection of Apple-1 programs. Works with the Keyboard Serial Terminal.

Apple1Software.com: connect with an Apple-1