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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
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YUMO Roulette — A "Floating" Spinning Desk Gadget

yumobuildsYUMO.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
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YUMO GLOBE - Digital Clock

yumobuildsYUMO.BUILDS

Tiny ESP32-C3 desk gadget with OLED, live weather sensing, proximity glow & a phone-controlled web interface.
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YUMO PULSE — ESP32-C3 Desk Gadget

yumobuildsYUMO.BUILDS

A visual diagrammer that turns a node graph into a complete ESP32 Arduino/ESP-IDF web-server sketch. No toolchain.
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ESP-GenUI

geoffrey-wellsGeoffrey Wells

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

jp-gleyzesJP Gleyzes

A linux music player with ddr3, a 70hz e-paper display and a haptic touchpad
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Meko v3

balzs-marcellBalázs Marcell

Turning an old diavox phone into a cellphone. No smart stuff, just a telephone. Pick up the handset and dial just like the old days.
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DIAVOX Cellphone

anders-helgessonAnders Helgesson

Breathing life into a half a century old RCA COSMAC Micromonitor emulator of CDP1802 microprocessor
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CDP18S030: A Microcomputer in a Briefcase

lauri-pirttiahoLauri Pirttiaho

A freeform brass wire sculpture featuring a round capacitive touch screen, 6-axis IMU auto-rotation, and reactive led filaments.
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YUMO SMART CUBE: Touch screen/ESP32-S3 Brass Wire

yumobuildsYUMO.BUILDS

Built around just two readily available boards, it can tune several distinct HF channels and decode FT8, WSPR and other digital modes.
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HF MultiChannel RX with only Two Commercial Boards

guido-iw5alzGuido - IW5ALZ

Classic arcade with all the latest technological advancements, ready for the classics. Enjoy!
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THE ULTIMATE MINI ARCADE

srrubioSrRubio

A fully open-source, standalone smart thermostat for HVAC and European heating systems.
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Hestia32 - Open Source Smart Thermostat

gulliverrrgulliverrr

Until the late 1990s, this device outperformed general purpose computers at certain number theory problems.
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A Tiny Sieve | Lehmer's Math Machine in ATtinys

kbsriramkbsriram

Modern eInk in retro case
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Oldputer

andrzej-grskiAndrzej Górski

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

carmen-herloCarmen Herlo

Currently creating a motion simulated CAD drawing with an LLM
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PLANTINATOR 2026

goat-industriesGOAT INDUSTRIES

Going up?

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