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Latest projects See more

Tiny LED flasher that uses a capacitive boost circuit to allow users to drive LEDs with higher forward voltages than the battery

Micro-LED Flasher Voltage Booster

Basic 3 transistor LED flasher that should last around 10 years on a single CR2032 battery.

Simple Forever LED Flasher

A custom PCB that uses a magnetic reed switch to control a lightbulb

Door Sensor Controlled Light

There are a lot of information about Tesla coils, but still it's tricky to build/tune one. Here we would like to go over and explain ...

Tesla Coil - Scientific way

An ongoing project of documenting the tech behind my channel.

Youtube Channel Video Setup

It simply converts sound into light.

Audio Visualiser

Replacing the Mega Duck's crappy dot matrix LCD screen with a modern IPS alternative

Mega Duck (a.k.a. CougarBoy) IPS screen mod

A simple VCO circuit that can be made out of generic components. Produces a very linear triangle and square wave output up to 20MHz.

Triangle & Square Wave VCO Circuit

I've revisited Jim Williams' appnote on a wideband dynamic load

Dynamic Load for POL Converters

A simple signal generator and processor for synthesizing waveforms within the audio frequency range.

Synthesizer Opamp Galore

A little class AB amplifier with low distortion

Amperra v1.0: The DIY Amplifier

This is a pH meter with temperature compensation and digital readout (but no microcontroller)

No-Code pH Meter

A proof of concept which demonstrates how analog op amps can perform digital logic functions.

OP-Amps Gone Digital - A BCD to 7 Seg Converter

Combining basic opamp circuits for oscillators, comparators, inverting amplifiers with diode logic to create interesting RGB LED effects

Rainbow LED Effects using PWM Generated by OpAmps

IC are amazing, but always closed in eopch which seems impossible to remove. Here we propose a method to decap without acids

Integrated Circuit decapping without acid

Translate USB mouse/trackball to USB joystick compatible with Xbox Adaptive Controller

USB Mouse or Trackball to XAC Joystick

Elevating the WMF Ambient Pot with Intelligent Features

Smart Herbs

Configurable gain and bandwidth current sense amplifier. DC to 1MHz/100kHz bandwidth, at 25x/50x gain.

"High" Bandwidth - Current Sense Amplifier

Gardening Made Smarter, Easier, and Greener!

Smart Garden

Mechanical keyboard with led ws2812b mini(3535)...

Mechanical keyboard

Trending projects See more

An FPV drone that ̶d̶r̶i̶v̶e̶s̶ flies like a car.

Flying RC Drift Car

Turning the classic analog physics simulation into an interactive experience with an accelerometer and a handheld CRT display

Ball-in-box simulator with REAL gravity

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

Hackaday.io Project

A different approach for a solar tracker, alternative movements, to be installed on the outside, to recharge devices

mysoltrk - a solar tracker, reinvented

Strip down PET#1 Recyclable plastic bottles. Convert into new usable 3D filament. Load up your favorite 3D printer and recreate!

The Recreator 3D - Make Recycled PET#1 3D Filament

A machine that writes stuff for you- in your own handwriting- so you don't have to!

Homework Machine

Gardening Made Smarter, Easier, and Greener!

Smart Garden

Ever wanted to use plastic bottle for 3d printing ? Here is how to !

PullStruder: from plastic bottle to PET filament

Op amp circuit for generating Spirograph like curves

Op Art

3D printed TPU grippers and magnetic nested rhombi joinery combine to create this "hardware handshake" Marblevator.

Marblevator, Grippers.

A small Portable Wind Turbine, mostly 3D printed!

3D PRINTED PORTABLE WIND TURBINE

based on a printed frame. The design is free, the parts needed are affordable and its easy to build

THE 100 - The fastest 3D Printer

Holo is a small ornament that achieves a naked-eye 3D holographic effect through the reflection of a beam-splitting prism. We developed a lo

Holographic Wifi clock based on ESP32

Explore the magnetic properties of hydrogen with this build guide

Nuclear Magnetic Resonance for Everyone

Handheld RISC-V Mini Game Console with OLED Display

CH32V003 Mini Game Console

A proof of concept which demonstrates how analog op amps can perform digital logic functions.

OP-Amps Gone Digital - A BCD to 7 Seg Converter

8 GHz BW, up to 1 TS/s ET Sampling I have ceased active development on this project. Please don't ask.

8 GHz Sampling Oscilloscope

Simple, inexpensive bird feeder that dispenses peanuts in exchange for dropping stuff in a hole. A vending machine for clever birds.

Vending Machine for Birds

Me: "Mum, can we buy a flipper?"

Flipper At Home

based on ESP32-S3

MagicPaper - A e-Paper kit

An Open source Braille embosser in the spirit of RepRap

BrailleRAP diy Braille embosser

CMOS Homemade Operational Amplifier module and a photo detector using it.

CMOS Homemade Operational Amplifier

An analog computer for solving sets of Lorenz attractor differential equations

Analog Lorenz Attractor Computer

Dashboard that displays a new Stoic thought everyday!

Stoic Dashboard

Plugging modules in modified prototype boards allows an affordable and flexible analog computer system with unusual features

Flexible Analog Computer

Interesting On Hackaday.io

Discover Wearables

Automated eating tracking and guidance application for research studies

Project Foodpad

Riley Booth

abel.diaz.cardona

Engineer trying to develop/apply technology in health & sports

Julian Chua

A high speed, highly sensitive piezoresistive sensor matrix that provides quantitative information related to prosthetic fit.

Piezoresistive sensor matrix

Programming Languages Grad Student @ Tufts

matt.p.ahrens

Future legend.

Kelly

Tactical glove for military stealth communications using hand signals

GLOVER

R Anderson

DIY Skirt with 120 Neopixel LEDs and motion detection

Neopixel LED Skirt

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

Hands|On is a smart glove that allows you to interact with ANYTHING using hand gestures!

Hands|On - Human computer interface glove

Keith Butler

SU, a smog utility apparel project that merges fashionable streetwear with healthy breathing technology.

Smog Utilitarian Apparel

Interacting with objects just looking at them has always been a dream for humans. [UPDATED 2019]

Eye of Horus - Open Source EyeTracking Assistance

Discover Virtual Reality

wbm5

In this Augmented Reality Face Tracking tutorial real persons face expressions are recognized and tracked. Accordingly virtual devil mask’s

Unity3D and Kinect for Face Tracking

Software engineer working with web technologies, virtual reality, augmented reality, and mixed reality

Shawn Oakley

A networked room that changes its appearance to simulate any environment.

The Holodeck: Whole-Room Environment Augmentation

Augmented Reality and Scaling Video Playback using Vuforia

Augmented Reality Video Playback

In this tutorial effects are augmented on real box

Augmented Reality and 3D Cuboid Tracking

COT nonprofit

jord4321

This project is about creating a gaming controller system that combines a locomotion system, hands exoskeleton, head tracking and aiming

Gaming controller:locomotion,hand,aim,headtracking

Evo

The physical keyboard for virtual reality.

Keychange

greg.saxton

TrackIMU features unlimited field of view and natural viewing experience. It places your head in the games for immersive experience.

TrackIMU: Camera-free, Wearable Head Tracker

Muscle electrical stimulator for force feedback in Virtual Reality

NEURODRIVE

My first project，just for fun

Simulate the Gundam cockpit through VR

In this Augmented Reality Multitarget Tracking tutorial distance between two targets are calculated. More lightning effects appear, when tar

Fusion Effects using MultiTarget Tracking AR

Discover Robotics

Automated, smart trash can to separate recyclables from landfill waste

TrashBot

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

AlexBot

Take an small robotic arm (MeArm) and a dev board with more processing power than necessary (Jetson TX2). What could go possibly go wrong?

Ty the Typing Robot

FiberGrid is a sensor framework for robotics

FiberGrid

A PID Controller that is used to control the speed of a brushed DC Motor

PID Motor Control with dsPIC33EP

Creating a four legged robot with a running bound gait.

Mr. Runner

Medium-sized 12-DOF Quadruped Robot inspired by MIT Cheetah and Boston Dynamics Spot Mini

NOMAD Quadrupedal Robot

3-4 MONTH OPPORTUNITY IN CHINA WITH A FOURTH GENERATION INVENTOR WORKING ON A FIRST-TO-MARKET FOOD TECH PRODUCT!

MECHANICAL, MECHATRONIC, OR ROBOTIC HACKER WANTED

Global two-way satellite communication for robotics and IOT sensors. Easy to use, GPIOs, telemetry, low power and web API provided.

IOTsatcom is IOT and robotics everywhere

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!

Small full-autonomous robotic forklift, based on PIC18F

Romulo - the robotic forklift

The New Dexterity Low-Cost Robotic Airship for Education and Research

A Helium-Based, Affordable Robotic Airship

Using MATLAB for identification of objects based on shape and color, then determining object location for retrieval by a robot arm.

Robot + MATLAB + Webcam =

Shlonkin's wonderful tiny robots get their own PCB and on board battery charging.

TinyBot: Robot Family Development Board

Mechaduino is an affordable, open-source, industrial servo motor. Position, torque, velocity, and custom modes. Arduino compatible.

Mechaduino

Read On Hackaday.io

New Pages

how to run godot games on legacy hardware!

2 min read

rowan

Driving Innovation with Custom PCB Design: Harnessing the Power of Electronics

5 min read

Avi Gupta

HDMI switch and multi-viewer switcher. Should I buy a more functional device right away?

10 min read

teardownit

From Sketch to Silicon: Unraveling the Magic Behind PCB Circuit Design

4 min read

Avi Gupta

Harvest parts from cars?!

5 min read

BaumInventions

AI's Impact on Software Development: Unveiling the Possibilities

5 min read

Sanjay Singhania

Recommending best custom packaging service provider.

2 min read

alberta_richardson

Looking for inline GFCI module

2 min read

Peter Walsh

Teardown Mean Well LRS-35-24 LED driver

7 min read

teardownit

Labh Laxmi Lottery Results 4pm,6pm,7pm

1 min read

onlineforextips

Mastering Firmware Coding Techniques: Best Practices and Tips

5 min read

Avi Gupta

Unleashing the Power Within: How Innovative Hardware Design Revolutionizes Consumer Electronics

5 min read

Avi Gupta

Principles and advantages of Computing in Memory

2 min read

Witmem

Computing In Memory and Neural Networks Drive AI Development

3 min read

Witmem

The Future of Computing in Memory in China

2 min read

Witmem

Curated Lists

From the Raspberry Pi Projects list See More

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

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

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

A GE Explore Locus SP finds a new home, and it happens to be mine.

X-Ray CT scanner gets new life

3D printed TPU grippers and magnetic nested rhombi joinery combine to create this "hardware handshake" Marblevator.

Marblevator, Grippers.

Convert a $30 Aliexpress Lamp tester into an advanced A.C. current limiter with 4 switched bulbs, fuse, and voltage/current/power meter

Deluxe A.C. Light Bulb Current Limiter

Explore the magnetic properties of hydrogen with this build guide

Nuclear Magnetic Resonance for Everyone

Retro Style 1-Bit Trainer Board based on MC14500

PLC14500

This project uses the MCL65+ to replace the Apple II’s processor and convert the machine into an Apple 1.

Convert an Apple II into an Apple 1 using MCL65+

This project was established with the goal of "developing an MRI that anyone can build".

Home Made MRI 2+1/2

wall hanging sound and light piece

várhafsóll

Using Old 3D Printer parts I build an Camera Motion Controller

DIY 4 Axis Motion Controller Budget Friendly

Reborn for the cross between a Furby and a master of 20th Century literature

Furby Borges reborned

Library for Noritake Itron GU3000 series (GU3100 and GU3900) VFD module parallel interface graphic DMA mode for Raspberry Pi

Graphics Library for Noritake Itron Dot Matrix VFD

I created a smart sports rebounder using 4 x accelerometers with an ESP32 microcontroller and a neural network to locate soccer ball bounces

Accuracy-Sensing Smart Sports Rebounder with ESP32

Mail your code to my microcontroller and see what happens via webcam. One hardware setup for many students, availability: Worldwide 24/7

mail2code

When the most manageable 12" telescope comes in a hemisphere

Twelve inches of Art to see the stars

Finally!

3D Printed Selectric Typeballs