Popular Right Now

Latest projects See more

An open-collector input to drop AC power

AC Power Cycler

1930s Philco Cathedral Radio inspired blingy SAO

Philco SAO

A wireless set of gameshow buttons

Buzzo Gameshow Buttons

Better than super, this one is LED mapped!

MegaBowl

Project log of Pi Pico game device developement over the years.

Pi Pico Game Device

A blinking cube.

Cubie

An open-source, Raspberry Pi Pico-powered insulin pump designed for affordability and accessibility.

IINTS – Open-Source Insulin Pump

Resource to help keeping these legacy boards working

Arcom Olympus SBC

Building electric winch for gliders with maximum take-off weight up to 600kg based on parts from electric cars

Electric gliding winch

Build a digital FM radio! No manual tuning or inductors, just clear stereo audio output on a compact-sized PCB!

FM stereo receiver module

A DIY custom VR headset

VR Headset

Repurposing JVC Zoom and Focus Demands on an Olympus 14-150mm Lens on a Blackmagic Camera

Zoom - Focus Demands for the Olympus 14-150mm Lens

Key Features ✅ Division by zero is defined to return a special value: ∞ ✅ Adds new rules for interactions with ∞, including addition, subtra

NewMath-InfinityFramework

universal gripper based on fpga and ros

VeriArm

Autonomous battery-swapping station using a rack-and-pinion system + magnets to swap EV batteries seamlessly.

Automatic Battery Swapper

A wordnum clock utilising a Microbit, RTC and 100 addressable RGB LEDs

WordNum Clock

Repurpose 3D printer into H-Field scanner

From 3D Printer to H-Field Scanner

A sensitive metal detector which is a great example of cooperation between a microcontroller and an Android smartphone.

DIY -Spirit PI- ESP32 + Smartphone Metal Detector

This project attempts to prototype a self balancing cube using three reaction wheels

Reaction Wheel Self Balancing Cube

This device can recognize individuals through face detection and print out entry and exit records in real-time.

DIY Paper Entry and Exit Recorder

Trending projects See more

Making tiny PCBs at home

Worlds Smallest Blinky LED

open source raspberry pi handheld retro gaming console

Pi Tin

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

Hackaday.io Project

5V daisy chained neon bulbs. For glowing neon lovers.

Neon Pixels

Open-source and open-hardware custom scientific RPN calculator

OpenRPNCalc

Tiny displays, big numbers, on a tiny Raspberry Pi Zero

RPI TinynumberHat9

CD quality sound processing, integrated with Arduino sketches

Teensy Audio Library

Raspberry Pi5, RTL-SDR, and custom keyboard

Cyberdeck Handheld

Off-grid, mesh network messaging on any radio or frequency. End-to-end encryption included.

Direbox - Off-grid mesh chat using any radio

Blinkenlights and vectordot graphics from 1959

Replica of the PDP-1: PiDP-1

Without any external components or capacitive sensor peripheral, any IO pin can serve as a capacitive sensor

IO-touch: every IO pin is a capacitive sensor

Cut out boxes and other stuff with a laser cutter

Boxes.py

Flipper is a portable multi-tool for pentesters and geeks in a toy-like body.

Flipper Zero— Multi-tool Device for Hackers

Leveraging the Programmable Power Supply (PPS) of USB PD 3.0 and 3.1 to make an ultra-compact bench power supply

PocketPD - USB-C Portable Bench Power Supply

Recreating a small and updated version of the legendary 2-player trackball arcade game TEHKAN WORD CUP

MINI ARCADE TEHKAN WORLD CUP WITH TRACKBALLS 2P

A modular, hot-swappable, patchable, Eurorack-compatible simrig buttonboard system with a low barrier-to-entry

Eurorack ButtonBoard

A robot that utilizes compression springs and BLDCs to navigate various pipe structures.

Pi Fly 7

A real single-board computer: complete stand-alone Cortex-M4 playground. Based on ATSAMD51J20A, with 320x240 LCD and 40-key keyboard.

Rimer SBC

This project is an exploration into a series of tactical handheld SDR units. Detect, Decode, demod, record/ playback IQ. DF, & Classify.

Tactical SDR

A spherical chessboard where a robotic arm plays moves from an online game.

Mat@ir

Made a studio light that has warm, cool, and RGB LEDs all driven through a custom PICO driver circuit.

PICO Studio Light

Wearable Flexible PCB hexagons containing 30 x WS2812-2020 LEDs

FlexiGlow: Wearable Hexagon Neopixels

CANADUINO PLC-100 V2 DIY Kit is a fully fitted, tiny Programmable Logic Controller for Arduino Nano.

MEGA328 PLC-100 DIY Kit V2 (for Arduino Nano)

In this tutorial you will design and build your own keyboard. You will also learn all the essentials to design and build any electronics.

How To Design And Build Your Own Keyboard

A Scotch Yoke type mechanism requiring less horizontal space.

Two Bar Vertical Lift Mechanism.

Interesting On Hackaday.io

Discover Virtual Reality

Akshay

Dual screen goggles that run android.

Smart Glasses

This guy that dislikes regular reality.

Chaz

Spyduck

A tiny, low-cost, and scalable device for sub-millimetric 3D positioning.

HiveTracker

FPGA , Virtual and Argumeneted reality Enthusiast

chamunorwa tinashe

Augmented, Mixed and Virtual Reality Designer

paulo

VR done the hard way - for the sake of teaching.

DIY Virtual Reality Headset

Virtual Reality Game Developer

Ahmad Amin

In this tutorial you will be able to interact with the content of Augmented Reality - cast magic effects using Arduino and photoresistor

Augmented Reality and Arduino for Interaction

Augmented Reality Noughts and Crosses Game

Augmented Reality Noughts and Crosses Game

WEB & Virtual Reality & Augmented Reality. In short; devoloper.

Raşit Irmak

This is an open-source hardware project for a device that outputs a certain voltage depending on where the rope/wire is bent.

Read Rope / Electronic Nerve

In this tutorial effects are augmented on real box

Augmented Reality and 3D Cuboid Tracking

Virtual Reality, Kalman Filter, and Inverse Dynamics Control

Object Following Control of a Robotic Camera Arm

Discover Wearables

A first attempt at a wearable that interacts with Android notifications and has a few other neat features.

NeoPixel SmartWatch

Wearable prototype breadboard used as LED wristwatch

Breadboard Wristwatch

Creating a break-out board for the ATtiny1616 where sketches can be uploaded from Arduino with the Arduino UNO or a modified AVR JTAG ICE

ATtiny 1-series with Arduino support

Open-hardware bicycle compass

Aurora Bike Compass

Looking for brilliant minds and smart fabric innovation.

nataliez

Inventor with deep experience (aerospace, IIoT, wearables) in electronics and software hacking.

Bhavesh Kakwani

Soft Robotics Enthusiast

lonai

Social Distancing Wristband Wearables products to help people fight with Covid-19 Coronavirus.

Social Distancing Wristband Wearables

This project will result is a set of 7 segment display earrings.

7 segment display earrings

Gerry

ODAlert is a wearable opiate overdose detection device with supporting smartphone app

Overdose Detection Necklace + App

Prototype wearables without sewing a single thread.

Sez - Prototype Wearables

Programmable Sound Reactive Neopixel Ring

12bit Sound Reactive Neo-Ring

Taker of polaroids. Maker of blink.

JustJay

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

Pulsar: Smart, Wireless, Wearable LED Pixels

Discover Robotics

OSHW+OSS to enable the next generation of powered prosthetic limbs and exoskeletons. Let’s make humans faster/better/stronger!

FlexSEA: Wearable robotics toolkit

We want the Lego EV3 robot to create a 2D map of a room

Mapping with EV3 robot

A robot fly made from a PCB?

PCB Fly

a 12lb/hobbyweight combat robot built around a (set of?) electromagnet(s?)

Stuck!

Bowie at Supercon '18! Join us to use the robot to clean up the park, then perform environmental sensor data analysis

Supercon: Environmental Robotics BioBlitz!

A compact modular design of the strain wave gear for general robotic applications.

Compact Strain Wave Gear Actuator(s)

Clueless, broken robots thrive on Genetic Algorithms and Procedural Generation

IQ Zero: Evolving Unprogrammed Robots

The Dendrite-S3 is a robotics development board powered by the ESP32-S3, featuring an on-board LiPo charge/discharge circuit, and 34 GPIO.

Dendrite-S3 Robot Development Board

Robotic urchin harvesting to protect kelp forests

Otter Force One

Take the parts and mechanisms, from within any child's toy. To make your own robotic toy.

Making your own Robotic Toy

It is development environment and at the same time a Soft controller, for cteating robonics and automatics.

IDE BEEPTOOLKIT

Open source safety scanner

Safety scanner

Networked Automation and Organizational Media Interface

NAOMI

An open-source, modular, centipede robot platform that can be used as a tool to teach programming, electronics and other maker skills.

Make-A-Pede

Make cooler robots, faster and with less effort.

BowlerStudio: A robotics development platform

Read On Hackaday.io

New Pages

Nearing the end of my AVR adventures

2 min read

Ken Yap

Medical Health Issues Solutions

1 min read

janampatri

OpenCV Porting on T507 Platform with Linux 4.19: A Deep Comparison Between Standalone Compilation and Buildroot Compilation

6 min read

forlinx embedded

A use for JLCPCB cardboard boxes

2 min read

Ken Yap

Challenges and Solutions in Pickup and Delivery App Development

4 min read

suheb.devtechnosys

Forlinx Embedded Partners with Allwinner to Launch the Powerful T536 SoM

4 min read

forlinx embedded

PCB Manufacturing Process Guide

20 min read

2475017442jy

How to Connect Cricut via Bluetooth? (Full Guide!)

5 min read

cricut design space

The two button mode-set UI

8 min read

Ken Yap

Quick-Turn PCB Suppliers: Evaluation Criteria

5 min read

ALLPCB

FET3506J-S SoM: A High-performance Embedded Solution Designed for Global Industrial Applications

4 min read

forlinx embedded

Ultimate Cat Water Fountain Buying Guide

12 min read

torr45838

Another skirmish with the avr-gcc toolchain

16 min read

Ken Yap

Pasadena Supercon Event Report and SAO + mini-SAO hacking

1 min read

Marc MERLIN

Unboxing Quick View: NXP's First MPU FRDM Product-FRDM i.MX93 Dev Board

5 min read

forlinx embedded

Curated Lists

From the Raspberry Pi Projects list See More

Combines a Pi Zero 2 W (now a Pi 4), a 7 ins Waveshare 1024 x 600 display and a Gherkin 30% ortholinear keyboard in a portable tablet.

Pickle Pi

A disembodied arm that spells out messages from the ether (as long as they come through Twitter)

Ouija Robot

Raspberry pi based open source device with SDR and easy to use controls for exploring RF signals and data.

SDR dock 1.0

Automatic poetry with Pi decimals, Chudnovsky algorithm and a Raspberry Pi Zero

PiemPi Machine

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

From the Awesome Projects on Tindie list See More

Modular open hardware robot for uROS2 & Microblocks

Rosmo robot

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

Mini Infinity Mirror SAO

SAO Infinity Mirror

The Skull of Fate SAO is an interactive tarot RFID card featuring i2c host and i2c client capabilities and GPIO interface with the badge.

Skull of Fate SAO

SAO that adds Lora Communication

SAO Lora Walkie Talkie

Canned messages, blinking lights, I2C capable....

SAOGNR - An SAO for Morse Code

No code, no PCB, just a Shitty Add-On for Supercon living in the moment

NixieSAO

A nixie clock that is designed in old fashioned way

Nixie Clock On Binary Counters

An 8-bit solar powered gadget.

Tiny Bit Machine

Salsa ONE is a single-button game console, inspired by the Arduboy and and the ergonomic design of the SanDisk Sansa music player

Salsa ONE: Minimalist Game Console

Underwater sample collection prototype developed as part of a University of Washington study abroad program to QUT in Brisbane, Australia.

Subzero UROV Flora Fauna Collection Attatchment

A way for the RSV Nuyina Hull to be inspected through the collection of biosecurity risk via the BlueROV2.

Ice Breaker Hull Inspection Collection

This is how to make a large display using ARGB computer fans as the method of having pixels for the screen.

SignalRGB Fan Wall

A pair of Pomelo gamma spectroscopy modules are run in coincidence mode to detect and measure cosmic muons

Cosmic muons: angular dependence of flux

How many features can you squeeze into a cheap bizcard? Quite a lot.

Self-Replicating USBHID-WS2812-RF24 Bizcard

Versatile and customizable business card and badge holder. Starting from a 0.8 mm RFID business card up to full featured badge holder.

'Swiss Army Knife' RFID LED Business Card

A logic chip noise synth workshop featuring the Klangorium

The Sound of Logic: Klangorium