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A custom 8-bit microprocessor for education/fun, with front-panel controls, an LCD display (and even a built-in disassembler!).
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Bare Metal Microprocessor Board

nickNick

OCRd and typeset as html where possible. A work in progress.
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Applix 1616 Documentation

keithKeith

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

srrubioSrRubio

Explore the magnetic properties of hydrogen with this build guide
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Nuclear Magnetic Resonance for Everyone

andy-nicolAndy Nicol

Your companion for (vintage) computer experiments. Display 8 bits using blinkenlights. Learn about logic and see how number systems work.
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8-bit Workbench

nijssenNijssen

A USB-C PD Sink up to 140 W, 28 V, 5 A based on the Diodes Inc. AP33771C USB PD Controller
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USB-C PD 3.1 EPR Power Delivery Sink - AP33771C

magicwolfiMagicWolfi

A small remotely operated vehicle that is easy to build and will eventually be relatively cheap to make.
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The IMAROV Project

eugene-lamnekEugene Lamnek

Ever had a pressure limiter leaking (or spraying) from its vent? Here is how I fixed mine.
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Fixing my soaker hose's broken pressure limiter

peterspeter_s

Playing NTSC composite video on a TV using Sony Spresense's 192kHz 24bit HiRes Audio DAC — no code changes, just a WAV file.
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Spresense Audio Jack as NTSC Video Output

chrmlinux03chrmlinux03

A pocket-sized companion with a little inner life. It senses your touch, grows a personality, and shows how it feels.
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MiniSoul

sritabh-priyadarshiSritabh Priyadarshi

Characters, equipment, and settings based on a mishmash of rules and styles from Third and Fourth editions, and beyond.
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GURPS Fnord Edition

1f4091F409

An endeavor to replicate the early design of the eponymous toy fortress from the “Masters of the Universe” franchise.
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The Castle Grayskull Prototype Project

1f4091F409

An endeavor to replicate the early design of the eponymous toy vehicle from the “Masters of the Universe” franchise.
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The Battle Ram Prototype Project

1f4091F409

Xeno-Windium Wind Powered Ebike With Dual Vertical Mini Wind Turbine At Front Rack & Back Rack For Unlimited Range
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Xeno-Windium Wind Powered Ebike Concept Ver 1.0

cyber-jannah-sakuraCyber Jannah Sakura

A laser-scanned display where a strontium aluminate screen acts like a physical frame buffer.
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Glow Engine

ajrussellAJRussell

After 7 years, the project is still very much alive!
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WEEDINATOR 2026 Agricultural Robot

goat-industriesGOAT INDUSTRIES

Going up?

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