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A wall plotter built on an old drawing board: belts and counterweights in pipes, self-homing, SD-card standalone.
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Sash: A Standalone A2 Polargraph Drawing Machine

robert-salmonRobert Salmon

16-channel analog marine gateway. Connects legacy VDO sensors to MQTT & Signal K. No sensor replacement needed. Open source.
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BoatOpenIO — Open Source Analog Marine Gateway

maikMaik

Where I apply lessons learned to make a monitor for a 1970s era personal computer.
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A Better Small CRT Like Monitor For Retro Projects

michael-gardiMichael Gardi

When life gives you a broken Apple card, make ... it work again?
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ProFile Apple ][ card repair

jorj-bauerJorj Bauer

Enjoy short circuit protection for both +3.3V and +5V. Power it using USB-C or with a 9-volt battery. Now has Logic Probe support.
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Super Breadboard 2: a breadboard on steroids

nijssenNijssen

A miniature 386-era tower decoration with a 33 MHz display, blinking drive LED, and simulated PC boot sounds.
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RetroTower: A Miniature 386-Era PC with Boot Sounds

michael-yimMichael Yim

Systematically quantifying sleep behavior by capturing and analyzing how body weight is distributed across a sleeping surface over time.
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Quantifying Sleep Positions With Body Weight

bret-bernhoftBret Bernhoft

ATARI ST replica
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ATAPI

faucon2001faucon2001

The Open Source Charm Camera, easy to repair and mod (+Telegram & Discord feature)
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FairCharm

emanuele-carlinoEmanuele Carlino

Complete, self-contained environmental monitoring system. ESP8266 + sensors + web dashboard + Desktop/Android
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WiFiOutdoorSensor: A Simple weather station

osman-mazinovOsman Mazinov

Democratizing Quantum Computing "If it doesn't exist, we build it. Quantum Computer on your desk."
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EFNMR Quantum Computer Project (NMRQCP)

siS.I.

XiAleste Next is an 8-bit home computer, which is compatible with software for the Amstrad CPC6128 released on 13 June 1985
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XiAleste

h2wh2w

An article on how electronic signature workflows fit into hardware engineering document approval — design reviews, supplier agreements, test
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Digital Signatures for Hardware Engineering: Build

james-wilsonJames Wilson

The atomic force microscope for the masses
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A working DIY atomic force microscope

luis-mestreLuis Mestre

With a low-cost ESP32 and WM8960, I built a complete real-time stereo parametric EQ with professional-style controls
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Build a Real 5-Band Parametric EQ with ESP32

mircemkmircemk

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

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