Recent Projects

This project enables the Digital Equipment Corporation Tiny-11 (single chip PDP-11) to boot and run RT-11 with only a RP2350.

T-11 with RP2350 as memory and peripherials

A pocket-sized digital reel-to-reel with exquisite tape-like control of sound over time

Tweacman: a sample scrubber & WAV audio player

Check the drift over time of the monitor + cuff assembly.

Blood Pressure Bench

General-purpose open-source dual-arm mobile manipulator for embodied AI. Teach it by demonstration: show, correct, judge. rc.1: 20 Nov 2026

OpenAMRobot 2.0 - teach a robot, don't program it

alex-reznichenko Alex Reznichenko

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

7-segment displays A hand-bent brass wire sculpture, clock powered by ESP32-C3 with NTP time sync.

YUMO GLOBE - Digital Clock

yumobuilds YUMO.BUILDS

An ESP32-powered desk gadget with six round displays, with one touch its start spinning.

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

RTL-SDR sticks need some love, This self-contained web page receiver does just that

OFFgrid-SDR

A 1940s writing desk with a trapped AI and puzzles that relock themselves

C.A.L.V.I.N.

james-caverly James Caverly

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

An RP2350 replaces the undocumented controller in Apple's UniDisk 3.5 and drives the stock Sony 800K mechanism on a drop-in PCB

Disk Hamr: A UniDisk 3.5 controller

robert-rico Robert Rico

Extremely robust boat drone to travel the Ocean from Portugal to Antactica and come back only with solar power.

Flappy

clementdeymier clement.deymier

Liebherr sells a "SmartDeviceBox" for their fridges to get online. How does ist work? Can we get an ESP32 integrated?

Hack a Fridge Vol.2

nickmayerhofer nick.mayerhofer

A wearable LED fixture that receives wireless DMX512 over WiFi. Because why should the lighting rig stop at the stage edge.

LumiBand Gen3 - Wireless DMX LED wristband ESP32

markus-loeffler Markus Loeffler

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

A water based tide clock

jp-gleyzes JP Gleyzes