Recent Projects

I bought an estate sale TI-99/4A, but it was missing the external power brick. What now?

Modern Replacement Power Supply for a TI-99/4A

Mini-PI Media Server for use on home network or as a wifi access point to stream media from

Mini-PI Media Server

esp32s3 + custom-written video encoder/decoder pipeline integrated on a custom-made pcb streaming my PC content with up to 40 FPS from

Streamer-(cyber)Deck

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 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

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’m building a small automatic plant watering system that monitors soil moisture and activates a water pump when the soil becomes too dry

Smart Plant Watering System with Automatic Moistur

emilyjacksongb emilyjackson.gb

A variant of the popular Z80-MBC2 homebrew computer

Z80-MBC2-V

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

This tribute to the classic NES adds 8 LED matrix panels to an RPi to create a stand-alone console as retro looking as games themselves

Dave's Retro Console

A DIY cricket bowling machine using dual RS775 motors, PU wheels and a automatic ball feeding system.

DIY Cricket Bowling Machine

srinivasan-m-s Srinivasan M S

This 486 came to me featuring a Turbo button, but without a display. I decided to add one with some bling.

Fancified Animated Turbo Display for a 486

Standalone open-source board bring-up station: dual programmable power: up to 48V/3A, current monitoring, diagnostics, In 5–90V DC or USB-C.

DOGS² — Dual Output Generator Supply Station

Write VHDL and watch it run in app or as an hosted web service

HDLBoard

rune-langy Rune Langøy

fcapz: Open-source, vendor-agnostic full-featured FPGA debug cores. Embedded Logic analyzer, Embedded I/O and Embedded JTAG-AXI

fpgacapzero (fcapz)