Recent Projects

Explore the computer byte with this educational easy-to-solder kit. Toggle in 8 bits and see their decimal, hex or octal value. With game!

8-bit Workbench ED: hands-on with number systems

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

8-bit Workbench: a retro experimentation platform!

A versatile clock board that provides an adjustable astable clock (0.7 - 480 Hz) and a monostable pulse (110 ms). Insert your own parts!

Terrific Timer: a customizable 555-timer!

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.

Super Breadboard 2: a breadboard on steroids

With an accumulator to store one operand. Do binary addition (and subtraction) with the 8-bit Workbench™ and Binary (or Hex) Keyboard.

Byte Adder Subtractor: an 8-bit Full Adder

A compact board to test vintage parallel ASCII Keyboards. Use it on top of an Apple-1 or Apple ][ and/or connect their keyboards.

ASCII Keyboard Tester Tiny: test vintage keyboards

A fully featured, open-source USB Power Delivery protocol/power analyzer and programmable sink for testing, logging, and debug.

Dr. PD USB-PD protocol analyzer

marco-tabini Marco Tabini

An open, wired and local building-automation platform, starting with REL8: an 8-channel DIN-rail relay module.

Wired Local – Open, Local Home Automation

DIY microcontroller-based sonar for bathymetry an depth measurement

Design of an Echosounder system

luicers-lab Luicer's Lab

A relatively inexpensive and flexible tool to generate heterostructures, devices and integrated systems

Rapid Prototyping of Solid State Devices

sebastin-elgueta Sebastián Elgueta

An open-source AI agent that sees and controls phones through voice, web, GPIO, and standardized device inputs.

Aico Link - AI Agent Hardware for Mobile Phones

dan-peng Dan Peng

Connecting an industrial optical distance sensor to an ESP32 via I2C bus for mm-level robotics and positioning tasks.

I2C Laser Distance Measurement Interface Sensor

mayer-xiao Mayer Xiao

An architecture for OSes, languages and application processors, that emphasises speed, safety, security and modularity.

POSEVEN

yann-guidon-ygdes Yann Guidon / YGDES

Supercon26 EPD badge with more colors. Your 3 favorite colors, just more of them.

Supertone26

ben-hencke Ben Hencke

An RP2350 replaces the undocumented controller in Apple's UniDisk 3.5 and drives the stock Sony 800K mechanism on a drop-in PCB

Disk Hamr: A UniDisk 3.5 controller

robert-rico Robert Rico

4ch-In / 2ch-Out Audio Interface & Standalone Recorder and Playback with a lot of functions!

AmbM8

ICantMakeThings