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an open source RF Hotswap Board for the M5stack Cardputer ADV and Cardputer Zero
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M5stack Cardputer CardConverter

your-pal-kalYour Pal Kal

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

yumobuildsYUMO.BUILDS

Earth First: A Complete Self-Powered AI Facility — Tidal Generation, Cold Compute, BEMF Recovery, and Desalination As One Integrated Syste
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A Complete Self-Powered AI Facility —

alan-cyrAlan Cyr

Building a Stand-Alone NES Tribute with a Raspberry Pi 5, Four STM32 Microcontrollers, and Eight 128x64 HUB75 Displays
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Dave's Retro Console

daveDave

Open-source airborne FPV DVR for the Allwinner F1C200s
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FPVault

oleg-kulykOleg Kulyk

PCB reverse-engeneering CAD for reconstucting PCB layers,trayces,vias, and components from board images.
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MDPerfomance-CADSOLO

makhmudovdilsh-droidmakhmudovdilsh-droid

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

The successor of Scrumpel 7c on one Eurocard PCB
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Scrumpel 7d Z8S180 SBC

nick-brokNick Brok

An open-source NFC access controller you can build for about $10 in parts. Tap a card to unlock a door or a machine.
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Prismo

bsverdlyukb.sverdlyuk

A fully programmable PCB designed to replace the brains of the iconic calculator watch by Casio. Based on Joey Castillo's Sensor Watch Pro.
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Upgrading the Casio CA-53W

evelien-dekkersEvelien Dekkers

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

srinivasan-m-sSrinivasan M S

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

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

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

srrubioSrRubio

Simple triangle-wave oscillator with LM324 OP Amp
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Triangle-wave oscillator

florian-wilhelm-dirnbergerFlorian Wilhelm Dirnberger

A PCB to protect from shorts when using exposed magnetic connectors
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Magnetic Connector HotSwap Protection Board

jonathan-rownyJonathan Rowny

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