Recent Projects

A battery ESP32-S3 button on the shop wall saves the last sixty seconds from nine cameras at once, over ESP-NOW and the Blue Iris JSON API.

Shopcam 2000: a button that records the past

gearscodeandfire

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

Bodging cameras on a cheap Amscope

Bench microscope camera hack

lion-mclionhead lion mclionhead

Radio telescope design and build project

H1 Radio Telescope

A curved capacitive touch arc plus a smartwatch LRA gives laptops true scroll-wheel feel and detents in a 9.5 mm stack. No moving parts.

Virtual Scroll Wheel for thin laptops

madhav-kavuru Madhav Kavuru

Building a QFH antenna is not the simplest thing in the world, but it's a great choice for AMSAT.

QFH Antenna for VHF Satellite Downlink

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

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

A carrier to connect a M.2 Board to USB breaking out all other signals to TH testpoints

M.2 A-E Key Simple Carrier Board

With a simple sensor, a smart switch, and a few lines of code, you can build a cooling station that kicks in when your room gets too hot!

MQTT Climate-Triggered Cooling

For this mini project, I created an IoT edge node that can read temperature and humidity, and drives an LED and a buzzer

Ethernet IoT Node with W55MH32L-EVB

A utility for efficiently filling FAT16 partitions with fragmented garbage to defragment.

Frag

Currently creating a motion simulated CAD drawing with an LLM

PLANTINATOR 2026

goat-industries GOAT INDUSTRIES

The 8-bit hobby computer

Micro-8

franck-sauer Franck Sauer

A device that plays MP3 files looks like a cassette that fits into a cassette player or your pocket.

MP3 Player Cassette