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This is a Mashup of a 1903 and a 1988 typewriters. They become my version of a Teletype and Steampunk printer.

Victorian Teletype

Dreamcast ODE using Dual RP2040 MUCs

Dreamdrive - Dreamcast Edition

Retro computer built from TTL, with 6502 and Z80 instruction set. Includes video system.

Isetta TTL computer

This miniature module has amazing possibilities, great sensitivity and selectivity, adjustable de-emphasis and filter.

Simple TEF6686 Arduino + PC AM-FM Radio Receiver

DIY thermal imaging monitor based on ESP32-S3 and MLX90640

DIY ESP32 Thermal Imaging Monitor

Like my previous watch project, but smaller, and more user-friendly!

ESP32 Dual-screen watch V2

A badminton shuttlecock launching robot.

Badminton ACE

Getting the GPS co-ordinates reading on screen with the small setup of ESP8266 and RYS8830 module.

ESP8266 and GNSS Interfacing

Students learn to melt solder, layout PC boards, use tools, and troubleshoot by building an analog, discrete component receiver.

High Schoolers Build a Radio Receiver

RaspberryPi to measure EEG, ECG, EMG and EOG with Shield PiEEG

The easiest way to neuroscience with PiEEG

A tested blueprint to build a low cost Samba NAS Server with Raspberry RPI4 and Script for mapping USB-HDDs to PC Win up to 30 TB

Low cost Samba Server - Raspberry PI

A mask that filters pollutants from the air in a biological way.

Biotop

Hat for Raspberry Pi Pico that interfaces with 4 TA-1042 or other DNVTs and provides line simulator + USB device mode.

Digital Military Phone Switch (DNVT/TA-1042)

Turn any room into a home theater.

Projector Lift for Home Theaters

A complete 3D Printed floor lamp that used sound reactive WLED

Laser Core Floor Lamp the 3D Printed Floor Lamp

Make eye-tracking controlled wheelchairs more accessible for individuals with Quadriplegia by converting any motorized wheelchair

Eye Tracking Wheelchair Attachment V1

Ski Lift Status Map with LED Indication for Current Lift Operational Status White or Black PCB + Wood, Wifi connected & OTA Updates

Trail Map Live Lift Status Ski Map - Mammoth CA

Based on Raspberry Pi PICO

PYPRCA - Python Programmable Calculator

Open source N64 rom cart based on PicoCart64 and using 2 rp2040 mcus

Dreamdrive64

Software to control all functions in an ATMEGA 2560.

IO-Controller ... V.1.1

Trending projects See more

With this digital kit we can implement different digital circuits. This trainer kit has a lot of features also containing PWM signal.

I made this Cool Digital Trainer Kit

Hack a Brother label cartridge

Brother Label Tape Hack

This unusual 3D printer configuration is easy to build and the most inexpensive to operate with open-source hardware and no consumable

Unusual Bottom-Up 3D printer

The project describes how to build a 1x7 flip-disc display and how to control it via Arduino.

Flip-disc 1x7 Display - How to Control via Arduino

Cheap four-legged insect robot

Fluffbug

This is the starter guide for the 2022 Hackaday Superconference badge, designed by Voja Antonic.

2022 Hackaday Supercon 6 Badge Guide

Compose with just four chords using Adafruit's Macropad

Macropad 4chord MIDI

A CIJ printer that you can build by yourself

CIJ Printer

Simple 4-finger wireless movement/force detector. ESP32-S2, Microptyhon.

LASK4 Finger Movement Detector

Interactive directional light dimming glasses.

GoGlles

Ultimate Presence-Based Room Automation

RoomSense IQ

Lo-fi electronic version of a marimba or handpan. Touch-enabled, with multiple tunings, pitch bending and Midi out.

Dodepan

The Timeframe is a beautiful, sleek, battery-powered e-ink display that shows you the day's schedule, images, and anything else.

The Timeframe

A machine printing Alphonse Mucha-esque picture scroll infinitely.

infinite-mucha-esque-scroll

6502 based learning in a familiar form factor

65uino

After three years... Supercon again! And the new badge too!

BADGE FOR SUPERCON.6 / November 2022

Custom RP2040 board using SDRAM 'frame buffer' and HDMI encoder; optional Ethernet, i2s audio, mic, speaker

RP2040 1080p HDMI

Freedom at your fingertip.

PolyKybd

An Arduino Shield to drive stepper motors using the TMC2209 stepper motor controller.

TMC2209 Arduino Shield / Development Board

Turn any room into a home theater.

Projector Lift for Home Theaters

Bugs, Feature Requests, Wishlists

Feedback - Hackaday.io

Follow for the 'Hacklet' and latest news about hackaday.io

Hackaday.io Project

A device to measure very, very small electric currents, based on DDC112 analog front end

Picoammeter

A functional glove that lets you use AND FEEL your hands in VR.

LucidGloves: VR Haptic Gloves on a budget

An Open Source Software Defined Oscilloscope

ThunderScope

Interesting On Hackaday.io

Discover Wearables

Motion-based instrumentation and collaboration using Pebble smartwatch and mobile devices

Garden

Automated eating tracking and guidance application for research studies

Project Foodpad

xxx

petrapiskor11

I am an artist working with technology, 3D animation and printing, and wearables. I also invented the tabletop game Slideways.

Tricia McLaughlin

Design and control colorful pixels wirelessly to create amazing accent lights, wearables, and more!

Pulsar 2.0 | Smart, Wireless, Wearable LED Pixels

Engineer trying to develop/apply technology in health & sports

Julian Chua

TIRO (Time is Running Out) is a watch that vibrates every few minutes to remind the user that time in this world is quickly running out.

TIRO Vibrating Watch

A cute colour-changing LED tiara.

Circuit Sculpture LED Tiara

avadoesit

A Wearable, "Smart", Internet of Things Development Board That Learns

BodiHub

A new 555 IC with 15 PPM Sine Wave Synthesizers for Twinkly lights and Drone Music

555 Twinkle

laurabajor

Harbinger of Haggis

jmcd

Inspiration Guru

Fredrik Darum

Florian Lutz

Discover Robotics

In this project we show you how to turn a cheap RC car into a programmable robotic vehicle that you can use in all sorts of projects.

Simple programmable robotic vehicle - $20 or less

or How to Build a Robot with only a basic knowledge of robotics

The Motivation Project

World's First Remotely Controlled "Humanoid" Robot a.k.a Shadow Bot

Humanoid Robot

I was bored with synthesizers, but still wanted to make electronic music. So I build a lot of techno music robots!

Making Techno with Music Robots

Mechanical Chicken Legs of Walking

mechaFeet

FiberGrid is a sensor framework for robotics

FiberGrid

A companion for your cats and dogs.

Zakhar the Robot

A voodoo style control of humanoids or others, that incorporates video stream and haptics. Apparatus for Remote Control of Humanoid Robots.

ARCHR

A robot fish with pcb fins

Robot Fish (PCB Fins)

Very small robots with features equivalent to their larger counterparts. For classrooms, robotics labs and more!

Micro Robots.

Built an autonomous ground vehicle from a recycled wheelchair. Designed to traverse outdoor environments autonomously. ROS based.

AlexBot

Robot designed as a starting point for 1 lb combat robots

Simple Small Robot

(Reconfigurable and for all terrain exploration and observation expeditions, incl. veins)

deSpine - Acoustic Displacement Robotic Serpentes

Small full-autonomous robotic forklift, based on PIC18F

Romulo - the robotic forklift

This is a personal study+project work. This is project will have theory based on Robotics and hopefully a final build!

Mayfelds' Blaster Pack

Discover Virtual Reality

A one-handed chorded-input keyboard.

The Gauntlet

In this tutorial real DBZ Songoku statue is tracked and various effects added on top of it.

Augmented Reality and Real 3D Object Tracking

jkvanderveen

Heath Campbell

This tutorial shows how to use Virtual Buttons to change 3D models in Augmented Reality application

Augmented Reality and Virtual Buttons

I love Virtual Reality but hate VR sickness, I decided to take a look at some options.... and a possible cure

Project Hike - Walking in Virtual Reality

This Augmented Reality Tutorial using Unity3D and Vuforia shows how to Export Android AR App for Money Augmentation

Augmented Reality Android App for Money Augment

Evo

64 Pixel are enough for everybody

Lo-Res VR

Augmented Reality Sharky Glass Break

Augmented Reality Sharky Glass Break

WobbleWonder is a full-on Virtual reality experience using the Oculus Rift and a smart phone's accelerometer! (v1 was Wobble Wobble)

WobbleWonder

A adapter for the ps4 controller that allows the controller to be used in Virtual Reality system - HTC Vive and Valve Index.

Controller Input Adapter

All my little niggles with cardboard fixed. At least as good as GearVR, but with a zenfone.

ActualVR: Cardboard done properly

Stuck between the choice of mobile, low power VR and stationary, PC grade escapism, the best choice was clearly to mash the two together.

Upgrade-Ready Virtual Reality Backpack

A functional glove that lets you use AND FEEL your hands in VR.

LucidGloves: VR Haptic Gloves on a budget

Read On Hackaday.io

New Pages

The Impact of IoT on Electronics Design and PCB Prototyping

3 min read

Avi Gupta

Understanding Arduino Compatible Boards: A Comprehensive Guide

4 min read

alldigitalservicesforu

Understanding Arduino Shields: What They Are and How They Work

4 min read

alldigitalservicesforu

The Benefits of Custom Circuit Design for Your Business Needs

2 min read

Avi Gupta

The Importance of Signal Integrity Analysis in Electronics Design

2 min read

Avi Gupta

Lowcost LARGE robot kit

1 min read

David

Design for Manufacturability (DFM) in PCB Layout: Tips for Success

2 min read

Avi Gupta

How Electronics Design Consultation Can Help You Create Better Products

2 min read

Avi Gupta

How does the charger do its work

3 min read

charger

Femtech: Digital Help for Women's Health Care Across the Life Span

5 min read

torr45838

What is a right-angle gearbox and what are its advantages

1 min read

Mark Liu

How to overcome vibration and noise in low-speed operation of a hybrid stepping motor

2 min read

Mark Liu

Precautions when connecting a planetary reducer to a motor

1 min read

Mark Liu

I deal with the Requirements of a new mathematical symbol in order to explain the Retrodynamic Phenomenon Effect

7 min read

Carlos Barrera

Text-in-pad from gerbers

4 min read

Christoph

Curated Lists

From the Raspberry Pi Projects list See More

Highly miniaturized RP2040 12x12mm PCB module

Femto Module v1

Building a Rpi powered cyberdeck in a Toshiba T3100/20

Modernizing a T3100/20

iRobot Roomba 690 enhanced with a Raspberry Pi Zero 2W and IMU.

Roomba RPi

A simple replica of the tesla gun from one of my favorite shows. My first project, hoping to get it light up in different brightness levels.

Warehouse 13 Tesla Gun

Low-cost device for control mosquitoes, weeds, pest etc.

Laser device for neutralizing - mosquitoes

Converting a "Teeny-Tiny Turntable" kit into a working music player using a Raspberry Pi Zero and the power of NFC

Working "Teeny-Tiny Turntable"

Reading up to 9 XIaomi Mi Temperature and humidity sensors using nodeRed+Bash+gatttool

Reading a bunch of BLE sensors with raspberryZero

Active cooling and power breakout board for RPi Zero 2 W

Raspberry Pi Zero 2 W Active Cooling

I am making a full sized Sol-20 reproduction, the first fully assembled microcomputer with a built-in keyboard and television output.

Sol-20 Reproduction

Computer Head Costume with 16x16 LED Matrix, Raspberry Pi, and Espeak

Computer Head Costume

A 3 axis skull mimics the movements of a person wearing a baseball-cap mounted Inertial Measurement Unit and wireless communications

Yorick the Mimic

Skeleton head turns to face people w/ Raspberry Pi & OpenCV

Skellington Watches You

A tactical robot that can traverse the desert environment, video enemy locations and stream the feed back to soldiers on the ground in V.R.

DESERT EYE: Military Surveillance Robot

Make a working reproduction of the venerable KENBAK-1 with a fully integrated development environment including an Assembler and Debugger.

2:5 Scale KENBAK-1 Personal Computer Reproduction

Build a Turing machine based on TMD-1 but with support for more states and symbols.

TMD-2: Turing Machine Demonstrator Mark 2

From the Awesome Projects on Tindie list See More

Creating a small modular robot with pluggable daughter boards.

Rosmo robot - BLDC

Instead of a $10 box from Amazon, go above and beyond

TOSLINK DAC

Create a series of boards designed for the RC2014 bus to achieve MSX/MSX2 compatiblity

MSX COMPATIBLE BOARDS FOR RC2014

Very simple remote switch, controllable by any infrared remote control

IR2IO

Mokki is portable retro game console. Games are compiled in the cloud, stored on your phone, sent to device via bluetooth.

Mokki: Much Retro Game Console

For IT geeks, retro game fans, makers. Open source, portable, modular to explore, create, learn, code & play

ESPboy - RetroGaming&Software development MuliTool

Portable Power Platform for Pi Zero

PiSugar Battery for Raspberry Pi zero

Expansion Module BACnet MSTP, 8DI 8DO

BACnet MSTP, 8DI 8DO

A USB-C PD Sink up to 20V 5A based on the Cypress CYPD3177 USB PD Controller

USB-C Power Delivery Sink - CYPD3177

The controller LED strips of from 30 to 240 diodes.

Musical LEDs

A Feather-wing in the shape of snowflake shines in colourful animations with 19 independently-controlled RGB LEDs.

ColourSnow

A 6.4A-2uA current/voltage/power monitor based on the TI INA209 with dedicated GND usable as Shield, Wing, Breakout or Breadboard.

Watt-A-Live INA209 Power Monitor Shield Wing

A 65c816-based MiniITX motherboard.

Neon816

A quiet El Wire inverter with USB plug for easy use.

Quiet EL Wire Inverter

A breakout board for Analog Devices' 8x12 analog cross-point switch

ADG2128 Breakout

From the Featured Projects list See More

Interface old telephonedial to the Badge at HackadayBerlin2023

Dial-Badge

Freedom at your fingertip.

PolyKybd

The Timeframe is a beautiful, sleek, battery-powered e-ink display that shows you the day's schedule, images, and anything else.

The Timeframe

Two channel SERIAL POV led display.

Dual Channel POV display

The project describes the construction and operation of flip-disc displays. It also shows a simple way to control them via Arduino.

Flip-disc Display - How it Works & How it is Built

Measure audio levels with a retro analog VU meter driver!

VU Meter Deck

The inspiration to design, 3D printed and assemble "Marblevator, Paddle Lift" came from the Laurent Chate' Meccano ping pong ball lift 4.

Marblevator, Paddle Lift.

A flexible LixieClock design using an ESP32 and laser cut parts

Lixie Clock

That project displays weather, family agenda & home energy consumption on an eink screen

Home news epaper

A simple hardware hack for adding a CRT display to your next audio project!

Waveform visualizer from a CRT television

The Motorized Sequencer is a simple 8 steps sequencer with pots linked to motors. It is possible to save a sequence in memory and reload it.

Motorized Sequencer

An all-analog circuit to drive a ringing intercom system

An intercom system from rotary telephones

I built a discrete UART reciever using transistors, resistors and LEDs for my school project. It contains ZERO ICs. And it works. :)

Analogue/discrete UART reciever

Is it a Ghost Sensor? That depends on if there are ghosts. It is definitely an environmental sensor and thermal camera in a 3d-printed case.

Ghost Sensor

This is a high-torque yet affordable servo motor including a low KV BLDC motor, 3d printed planetary gearbox, and BLDC driver

3D printed BLDC servo with 30Nm torque ($60)