Close

Recent Projects

Building a Pen Plotter with automatic toolchanger with components from an old RepRap style 3D Printer. Runs on Klipper.
Project Owner Contributor

Limn: Pen Plotter with Toolchanger

prashant-sinhaPrashant Sinha

A studio ghibli inspired simple add on - offering you candy
Project Owner Contributor

Soot Sprite Simple Add-On SAO

davedarkodavedarko

Automated Pressure Advanced Calibration for FDM 3D printer
Project Owner Contributor

Auto PA for 3D printer

markmark

My watch runs off "disposable" lithium cells. I retrofit it to run like a grandfather clock: weights and gravity.
Project Owner Contributor

Gravity-Powered Digital Clock

ethanEthan

Created in 1972, the Model 832 was designed as part of a training program to teach both digital electronics and computer operations.
Project Owner Contributor

NRI Model 832 Digital Computer Reproduction

michael-gardiMichael Gardi

Air-gapped Double Ratchet protocol on a commercial Arduino kit.
Project Owner Contributor

Arduino End-to-End Encryption

aritz-erkiagaAritz Erkiaga

A sealed field radio with CRT terminal interface, physical controls and Spotify streaming. Built as a fully self-contained hardware device.
Project Owner Contributor

A-63 Field Radio

markus-httnerMarkus Hüttner

In 1995, the UK game show, The Krypton Factor, tried to reinvent itself. They needed a laser matrix game, and I was involved.
Project Owner Contributor

Prime time game show, lasers and an Amiga

tony-goacherTony Goacher

A technical and historical analysis of the LM10 opamp and voltage reference featuring new high-resolution die images.
Project Owner Contributor

LM10 die shot matches historical mask photograph

aranwelttAranweLTT

Project designed and 3D printed to simulate and pay homage to those used in the SW saga
Project Owner Contributor

STAR WARS HOLOGRAM

srrubioSrRubio

I wanted to buzz around 2024 EMF camp in something different. So I designed and built an electrically powered, tracked tricycle.
Project Owner Contributor

Electric Tracked Tricycle for EMF camp

tony-goacherTony Goacher

Bring the Excalibur 64 back to life
Project Owner Contributor

Excalibur 64 The Recreation

daveDave

This ECC83 (12AX7) preamplifier project successfully delivers the warm, pleasant, and dynamic sound characteristic of vacuum tubes.
Project Owner Contributor

Building a Stereo ECC83 (12AX7) Tube Preamplifier

mircemkmircemk

How to test the health of your servos before using them
Project Owner Contributor

Arduino Servo Tester with INA219

iwilzIWILZ

A retrosystem based on the elegant 8/16 bit 6809 processor capable of running UniFLEX and OS9 level II multiuser/multitasking OS
Project Owner Contributor

6809/6309 Eurocard CPU System

roelof4roelof4

A handy adaptor to connect USB powered devices to a bench power supply for lab and test purposes!
Project Owner Contributor

USBpwrME

ks-elektronikdesignKS-Elektronikdesign

Going up?

About Us Contact Hackaday.io Give Feedback Terms of Use Privacy Policy Hackaday API

© 2026 Hackaday