Recent Projects

What if Commodore had never gone bankrupt and Amiga development had never stopped?

Project Ceylon: What If the Amiga Never Died?

Until the late 1990s, this device outperformed general purpose computers at certain number theory problems.

A Tiny Sieve | Lehmer's Math Machine in ATtinys

GermOS boots in under a second. I describe software in plain English, and Claude writes it in assembly.

GermOS

herath-herath Herath Herath

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

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

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

Get ready for a fun event and challenge yourself to a whole new world of water rocket engineering

HYPER S3 ROCKET + Rockets & Engineering Challenge

stemforgephil stemforge.phil

Ansible playbooks that turn a Pi Zero 2W and a Waveshare GamePi13 HAT into a RetroPie handheld, with fixes for the vendor's broken files.

Retro Pi Handheld: GamePi13 + Pi Zero 2W

andriymalyshenko andriy.malyshenko

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 homebrew 65C02 with logic-built VGA, stereo sound and SD storage. From breadboards to PCB, with a browser emulator to explore.

3RIC: A Homebrew 6502 Computer, Built to Learn

ebadger ebadger

Bridge the gap between SDR experiments and real wireless prototypes, enabling new PHY algorithms to be tested in a working RF system.

Building a Real-World SDR

jayoung-oh Jayoung Oh

An open hardware bench tool that plugs into your CI and AI: CAN, analog I/O, power control, and a Python SDK, with pytest and AI MCP server

BenchPod

edward-viaene Edward Viaene

Smart standalone electronic boost controller with display, MAP sensor and advanced PWM control

MD Performance Boost Controller

makhmudovdilsh-droid

Open-source Hi-res Digital Audio Player

RHYTHM

mithilesh-gupta-konda Mithilesh Gupta Konda

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