Close

Recent Projects

Number sieves are machines that outran computers, 1920s-1990s. A 1982 design in ATtiny412s, aimed at factoring a 16-digit number.
Project Owner Contributor

A Tiny Sieve | Lehmer's Math Machine in ATtinys

kbsriramkbsriram

compact, energy-efficient, battery-powered system for ePaper-based display of information gathered via Wi-Fi
Project Owner Contributor

Tinta - low power wireless epaper device

casparcaspar

Another homebrew computer based on the MSX standard. But it uses a Z380 microprocessor.
Project Owner Contributor

XRX - eXperimental Research X

marcellus-pereiraMarcellus Pereira

Open hardware and firmware that sit inline with a bench power supply, adding live measurement, protection, and SCPI control.
Project Owner Contributor

PSU-EXT

dzmitry-dydyshkaDzmitry Dydyshka

Project #7801
Project Owner Contributor

Sphaericae amica

techspiderbotTechSpiderbot

Budget-friendly 16-channel GPIO expander. MCP23017, I²C, chainable to 128 GPIOs, fits $2 PCB deal.
Project Owner Contributor

Basic GPIO Expander - MCP23017

diy-guy-chrisDIY GUY Chris

This is an 8 bit vacuum tube computer I built using recycled 1950s 6N3P double triode tubes I found in Eastern Europe a few years ago.
Project Owner Contributor

Vacuum Tube Computer

mikeMike

An integrated design suite for makers: CAD, image generation, image-to-mesh. Runs on your own machine — no cloud, no account, free.
Project Owner Contributor

Livyatan Design Suite

jeremiahJeremiah

The first truly personal device for kids — designed to grow with them from drawing sprites to writing C++
Project Owner Contributor

RCKid

zdukaZduka

A custom game controller built from a breadboard prototype into a custom-designed and fabricated PCB, with low-level firmware
Project Owner Contributor

Electric Shock

kumaran-chandrashekarKumaran Chandrashekar

An ESP32-powered desk gadget with six round displays that appears to spin without any visible axle — the trick is mounting the frame on the
Project Owner Contributor

YUMO Roulette — A "Floating" Spinning Desk Gadget

yumobuildsYUMO.BUILDS

A freeform brass wire sculpture featuring a round capacitive touch screen, 6-axis IMU auto-rotation, and reactive led filaments.
Project Owner Contributor

YUMO SMART CUBE: Touch screen/ESP32-S3 Brass Wire

yumobuildsYUMO.BUILDS

A hand-bent 1.5mm brass wire clock sculpture powered by ESP32-C3 with NTP time sync, hardware-multiplexed 7-segment display, and 5-stage SK
Project Owner Contributor

YUMO GLOBE

yumobuildsYUMO.BUILDS

Tiny ESP32-C3 desk gadget with OLED, live weather sensing, proximity glow & a phone-controlled web interface.
Project Owner Contributor

YUMO PULSE — ESP32-C3 Desk Gadget

yumobuildsYUMO.BUILDS

Op deze pagina deel ik mijn keuzes voor de warmtepomp en mijn ervaring
Project Owner Contributor

Mijn warmtepomp

jasper-sikkenJasper Sikken

x
Project Owner Contributor

RC dimmer switch

lion-mclionheadlion mclionhead

Going up?

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

© 2026 Hackaday