Recent Projects

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

A water based tide clock

jp-gleyzes JP Gleyzes

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

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

A Tiny Sieve | Lehmer's Math Machine in ATtinys

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

Modern eInk in retro case

Oldputer

andrzej-grski Andrzej Górski

Portable offline mini-PC server with its own Wi-Fi, local AI (RAG), OCR translation, vector maps & Kiwix. No internet needed.

TUNDRA – Portable Offline AI Server

carmen-herlo Carmen Herlo

Currently creating a motion simulated CAD drawing with an LLM

PLANTINATOR 2026

goat-industries GOAT INDUSTRIES

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

Explore the computer byte with this educational easy-to-solder kit. Toggle in 8 bits and see their decimal, hex or octal value. With game!

8-bit Workbench ED: hands-on with number systems

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

Global Access to Private Cloud Data with Pi 5 Nas Build

Raspberry Pi 5 NAS Build (OMV + Tailscale)

Solar powered LoraWAN node for continuous air quality monitoring based on Wio-E5 and SEN54 Sensirion sensor

pollutagNode2 - Air Quality Monitor - LoRaWAN

aleksei-tertychnyi Aleksei Tertychnyi

Building a prototype Autonomous Mobile Robot (AMR) to apply ROS 2 and SLAM concepts in a real-world environment.

Indoor Autonomous Mobile Platform

peter-wallhead Peter Wallhead

In this project, we will look at how the BleuIO SSD025 Bluetooth Low Energy USB dongle can add BLE communication to an Adafruit

Running HibouAir on Adafruit Fruit Jam with BleuIO

A custom motorcycle instrument cluster: real needles, round displays, STM32 gauge modules and an ESP32 brain for the GPX 250 Twin.

Motorcycle analog-digital-AI dashboard

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

Project Ceylon, a retro-futurism Project