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A Terrible MP3 player that has all of the bells and whistles from a 1990's budget Hi-Fi you never wanted when you was young
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Crap-turon 5000 web based MP3 player

diddydiddy

Proof that with enough Web Audio API and zero self-control, even a photograph of a boombox can have a functioning tape deck and woofers
Project Owner Contributor

Junk-Phonic 9000 Web based Boombox

diddydiddy

Makes poultry care easier and more efficient.
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Smart Coop 2.0

coders-cafeCoders Cafe

This ESP32-C3 Color Detector demonstrates how accurate and efficient color recognition can be achieved using a dedicated TCS34725 sensor
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ESP32-C3 Color Detector with TCS34725

mircemkmircemk

The Starship Galileo (Gemini Class, SD 82 Full design AI vetted and co Authored by the Google Gemini AI including graphene mass production
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The Gemini Protocols for Deep Space Travel

archer-quinnArcher Quinn

Make a cheap consumer inverter generate variable voltage & more easily start motors.
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Programmable inverter

lion-mclionheadlion mclionhead

Replacing the battery pack of a McMurdo Personal Locator Beacon can be prohibitively expensive but you can do it yourself
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McMurdo PLB DIY Battery replacment

stevejernigansteve.jernigan

Local first - agentic AI on hardware you control, with a tamper-evident record the operator holds. Desktop, custom OS and Mobile Deck
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HOM3 — sovereign compute going Mobile soon

on3-paul-krauseON3 Paul Krause

Open-source Twin USB Host Switch x Triple Hub. 4-layer KiCad 9, STM32 C++ firmware & OLED telemetry. Housed in snap-fit MJF Nylon.
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H₂H³ / Smart Twin USB Host Switch & Triple USB Hub

stefanstefan

Cardboard servo-controlled Arduino robot that uses an ultrasonic sensor error to only activate in front of cloth
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Tutorial: Cloth-detecting Shirt Folding Robot

yasserYasser

A self-hosted mirror for Go modules, Composer packages, and source archives, with local storage, web UI, and Yggdrasil mesh access.
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yggvault: Mirror Your Dependencies in One Binary

sunsungSUNsung

An ESP32-C6 based 802.15.4/Zigbee sniffer that doesn't stop at packet capture — routing trees, incident forensics, RF spectrum, etc
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Zigbee Sniffer & Diagnostics Platform

michaelmichael

An overambitious attempt at a full-featured "homemade laptop" style cyberdeck
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Ohno Frobnosticator

madwilliamflintmadwilliamflint

A visual block-diagram design tool that simulates control loops and flashes safe, auditable Rust firmware straight to STM32.
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Block Designer

wen-chengWen-Cheng

Modular platform where electronics snap together without wires.
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Molde

olegOleg

Today I am going to show you how I made a "Digital Roulette Wheel" by combining ESP32-C3 with the classic CD4017 CMOS decade counters
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DIY 3D Printed LED Roulette Wheel | ESP32 C3 Proje

hulkHulk

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