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Pillar is a battery powered IoT hub with 50+ sensors, HID support and much more

The Pillar

PICO blaster is a Space invaders like game running on my Custom PICO 2 Based game console.

PICO Blasters

This is a miniature desktop antenna that indicates how far the International Space Station is from your location!

ISS Antenna - Indicates When the ISS Is Overhead

Gripper that offers performance comparable to industrial electric grippers at a fraction of the cost!

SSG-48 Adaptive Electric Gripper

The BU03-Kit is a UWB development board based on the BU03 module and powered by an STM32F103C8T6 MCU.

BU03-Kit Development Board (Hardware Section 1)

My wife wanted me to build her a pc but didn't want your typical pc case. using an iMac g3 had to be it once I brought the idea up to her.

iMac g3 modern PC build

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I added wireless motor control to a humble furniture dolly to facilitate transportation of furniture and people.

Motorized Furniture Dolly

Spin-maru: Round Touchpad, Endless Scroll.

spin-maru

Using an affordable CNC to drill circuit boards

Fundrill

A clock that uses a tuning fork as a time reference, but calibrated!

A more precise Tuning Fork Clock

A modular, swappable control panel which transforms my bartop arcade cabinet into a retro-styled terminal and computer emulator

Retro Terminal Control Panel for Bartop Arcade Cab

It introduces the project design process of creating a GPS clock using the Ai-Thinker GP-02-Kit development board with Arduino IDE.

【GP-02-Kit】GPS Clock

This is a simple H-Bridge board for driving DC motors. It utilizes H-bridge driver IC from TI (DRV8702).

H-Bridge Driver Board (TI DRV8702)

Button field 48 buttons. Normal mode - control. Symbol and service character modes are called by holding one of the function buttons.

Reflections on the Mobile Interface

Climate controlled chamber with cheap esp8266 hardware

Temperature Control with ESPhome or Tasmota

The GP-02-Kit is a compact development board integrating a ceramic antenna and the AT6558R BDS/GNSS multi-mode satellite navigation SoC.

Introduction and Test of GP-02-Kit

The Pico W USB Audio to Bluetooth Adapter transforms your Raspberry Pi Pico W into a high-quality LDAC audio streaming device.

PI Pico 2 W USB TO LDAC Dongle

Trending projects See more

Light Rail is a minimalist, interactive PCB game.

Light Rail

Im trying to make a digi cuper 8 cart ( yes I may have gone insane)

Digital Super 8 Cart

High Boy is a stylish and cute pentest too

High Boy: The Brazilian Answer to the Flipper Zero

After 45 years, the original Microtronic firmware ROM rises from the ashes and flies with new hardware!

Microtronic Phoenix

A virtual pinball cabinet built largely from scrap and recycled materials, powered by an Intel N100 mini-PC

Bartop Virtual Pinball Cabinet

Encrypted off-grid LoRa messaging terminal with GPS sync and dynamic key destruction. No network, no trace, full control.

Pi PICO LoRa text messenger

A USB-C Gamepad for Portrait-Mode

DIY Portrait Mode Gamepad

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

Hackaday.io Project

ESP32DIV is a dual-purpose wireless testing toolkit powered by an ESP32

Your Swiss Army Knife for Wireless Networks

An open hardware reading device that's easy to build, easy to manufacture, and easy to make your own.

The Open Book

I have been working on robot grippers for a humanoid and this is an Arduino powered, servo motor controlled, 3d printed hand.

Five Finger Robot Hand

A minimalist MAME cabinet built mostly from scrap and recycled materials

Bartop Arcade Cabinet From Scrap and E-Waste

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

Rimer SBC

Mobile Power Station with detachable battery

Mobile Power Station

a tutorial on making glass-sealed noble gas tubes.

Make Noble Gas Glass-sealed Tubes in Your Home

Pro-grade vinyl lathe made over 14 months with 3D printing, custom electronics and software. Cuts digital audio to vinyl with high fidelity.

Vinyl Record Cutting Lathe

Raspberry Pi5, RTL-SDR, and custom keyboard

Cyberdeck Handheld

Our DIY Version of Flappy Bird features the XIAO ESP32 C6 and Custom 16x8 matrix as Display.

XIAO Hopper

Combine 1 core board, 80+ sensors, and 4+ base boards—craft the unique reCamera with 80×4 or even 80×N possibilities with your creativity!

Customize Your Own AI Camera with reCamera Core

Full-on Spotify scrolling and streaming via a Raspberry Pi Zero W and the original iPod clickwheel. Bluetooth, WiFi, and haptic feedback!!

sPot: Spotify in a 4th-gen iPod (2004)

Launch monitor using low-cost Raspberry pi and camera hardware to determine ball launch speed, angles and spin

PiTrac - The DIY Golf Launch Monitor

A fully open-source, RP2040-powered retro handheld you can hack, mod, and build your own games on.

KYWY: Open-Source Retro Handheld

This is a visually impressive hourglass simulation project, and despite its simplicity, there are many possibilities for modifying

Dynamic LED Hourglass with Sound Effects

Made a Paper Maché Machine from scratch using 3D-printed parts and a custom circuit.

PulpPro

A small and easy to use light timer for aquariums with a temperature measurement function.

Mini-Aquarium Computer

Interesting On Hackaday.io

Discover Wearables

An intelligent wrist wear that has unparalleled functionality, improves user's productivity and provides better control over smartwatches.

Xtencion

Uses Bluetooth 4.0 and a coin cell battery to detect when you leave your sunglasses somewhere other than your car or home.

BLE Proximity Alarm for Sunglasses

Keith Butler

23 year old maker/inventor, Fascinated by IoT and wearables.

Vignesh Ravichandran

A temperature and pressure controlled wearable device to help you cope with migraines

Migraine relief helmet

What started out as a reason to use a neat optical beam splitter I found has turned into my first exercise in home wearable fabrication!

Adafruit Feather BT Holo-HUD (aka Scroogle Glass)

Hardware Designer and Big Data Architect

Chris Hamilton

Roboticist and backpack enthusiast.

jodavaho

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

Overdose Detection Necklace + App

Taker of polaroids. Maker of blink.

JustJay

Thor

A frog mask that has inflatable cheeks made from soft robotic bubbles.

Cheeky Frog Mask

Demonstration of a television that consumes no standby power. A standard remote control sends out enough infrared light to trigger start-up.

TV that consumes no power in standby

I a student from 9th Standard.I have created a project which can track the daily health status of Quarantined people having chance of COVID.

Ultimate COVID-19 Solution : CoronaSecure

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

Discover Virtual Reality

A modified motorized wheelchair, combined with virtual reality gear creating limitless travel experiences.

Virtual Wheelchair Traveller

Game developer very interested in hardware.

Esteban

Presenting the "Tingle" wearable for compulsive behaviors and a hacked fitness tracker wearable device prototyping platform.

Hacking Wearables for Mental Health and More

Immersion with the virtual world with VR, DIY style!

Virtual Reality Projects

People in reality even gathers to watch how this virtual character performs. Crazy, no?

Augmented Reality Christmas with Hatsune Miku

Connecting the virtual and physical worlds.

Arduino gaming console

Virtual Reality Websites

Lee Nolan

Comprehensive Peripheral Cluster On-A-Stick

CPC Cyber Cepter

I like to make cheap joy stick for all gaming and application purpose in Computer for my child. By jump and move around she play drums.

Full function Wireless joystick Rug for PC

8 Axis Balancing Robot to put the Real in Mixed Reality.

Balancing Trike Robot

This is a robot platform with stereo cameras and omniwheel drive. It can be connected to HMD (e.g., google cardboad, ocolus rift, ...)

Robot for telepresence and VR experiments

Todd Christell

A mixed reality shooting gallery using virtual reality tracking hardware.

Mixed Reality Room Scale Shooting Gallery

I explain a concept for an active (motorized) omni-directional treadmill that is cheaper and easier to build than most others

A Cheap Active Omni-Directional Treadmill

In this tutorial effects are augmented on real box

Augmented Reality and 3D Cuboid Tracking

Discover Robotics

A project to create an autonomous rover and beer delivery assistance robot.

PyRover

Developing a cheap DIY alternative to expensive machined ballscrew actuators (with a little less precision). For humanoid robots.

3D Printed Ballscrew Linear Actuator

A 3D Printing desktop arm that can write and draw!!!

DARM

ARPS is a versatile Arduino UNO shield designed for learning or teaching beginner microcontroller programming and robotics.

ARPS – Arduino Robot Project Shield

An interesting robot without a clear purpose

Zakhar the Robot

Teach elementary and middle-school students about robotics with a DIY battle bots kit.

Educational Battle Bots

wheeled robotic platform

Steppy Mk II

AUTONOMOUS ROBOT

VISION

Muribot is a low-cost, easy to use, open-source and feature-rich learning tool for exploring programming, robotics, and STEM fields.

Muribot Robotic Educational Platform

Prototype an educational robotics product to jump-start a viable open-source educational tech business in South LA

South LA Robotics - BIG 2017

A tiny scara robot sand plotter used to make teeny tiny sand art

Tiny SandScara

A modular design for a soft robotic molds.

Soft Robotics Modules

Implement the fantastic robotic packages offered by the TurtleBot3 robot on a budget without sacrificing features and performances.

Build your own TurtleBot 3 backbone

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

deSpine - Acoustic Displacement Robotic Serpentes

BattleBots controlled by a PS2 controller made in a robotics club by 5th to 8th graders.

BattleBots Made By 5th to 8th Graders

Read On Hackaday.io

New Pages

Using an optocoupler as a current reflector

3 min read

Ken Yap

Understanding the ADR361AUJZ-REEL7 Voltage Reference IC: Your Stable Power Anchor

4 min read

lorryluo

RK3568 Platform Network Service Setup and Network Boot: TFTP, NFS and U-Boot Configuration Details

4 min read

forlinx embedded

E.D.I.T.H

1 min read

Royce

Si Carpeting

1 min read

Brooklyn Rug Clean

Will AR Glasses Replace Smartphones? The Future Powered by FPC and Breakthrough Technology!

4 min read

Daisyfire

Top 20 Must-Know Rockchip RK Commands to Double Your Dev Efficiency

3 min read

forlinx embedded

Before the 555 was the UJT

1 min read

Ken Yap

Guide to RK3568 Android Application Porting and System Customization

4 min read

forlinx embedded

Forlinx Embedded RK3576 System Fully Compatible with Linux, Android, and Desktop Systems

3 min read

forlinx embedded

TTL Vetinari Timebase

2 min read

Darrin B

Leaky transistors

2 min read

Ken Yap

A Practical Guide to Porting and Interacting with AI Large Language Models from DeepSeek to Qwen

9 min read

forlinx embedded

Harmonic Unification Theory from concept to validation in python simulator

1 min read

Scott Sowersby

A Detailed Guide to Porting EtherCAT on the Forlinx OKMX6ULx Platform

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