Recent Projects

Using Python with Flet and Render, I created an app to track my personal health issues.

Health Tracker App

anna-barton anna barton

This circuit plays the opening riff from "At Doom's Gate" using 555 timers, 7400-series logic, and some resistors and capacitors.

Playing Doom on 555 Timers

nick-bild Nick Bild

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 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

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

An S3 browser that runs entirely in your browser. No server, no install, no build step — two files, open one of them and start browsing.

S3Feather - lite S3 file manager in web browser

aleksei-tertychnyi Aleksei Tertychnyi

I was gifted a PCB and some parts, so I had to build it into a working toy.

Oric Remix build

I was gifted a PCB and some parts, so I had to build it into a working toy.

Tatung Einstein TC-01 build

A pallet that folds flat, then becomes a bench using only geometry—no hinges, no fasteners. Concept only: who'll build the first one?

Pancale: Hinge-Free Pallet Bench Yet To Be Built

michele-lorenzi Michele Lorenzi

Bubble memory article from Byte magazine 1984

S100 bubble memory board from Byte magazine 1984

A 1,216-parameter transformer written entirely in HyperTalk, trained overnight on a Macintosh SE/30.

MacMind: A Transformer Trained in HyperCard

An introduction to the world of electronics through a kit

The Pixie

giorgio-rutigliano Giorgio Rutigliano

Some new digital modes requires a precise time reference: something that is simple to achieve using linux and a inexpensive hardware.

Ham Radio GPS Time reference

giorgio-rutigliano Giorgio Rutigliano

A simple Arduino-based CAT PTT tool for legacy radios, providing safe, reliable transmit control without VOX or unstable serial PTT lines

CAT PTT for legacy radios

giorgio-rutigliano Giorgio Rutigliano

An avant-garde, optical-analog, hot-monitor.

Awesome Incandescent Monitor