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Using an existing game and creating our own alternative controllers

KartCar

Ra-08(H) provides ultra-long range and ultra-low power consumption communication for LPWAN applications.

4.8km Long-Distance LoRaWAN Module - Ra-08&Ra-08H

An off-the-shelf shop-vac vacuum cleaner converted into an ESP32-powered robotic vacuum platform.

Vernon the Vacuous Vacubot 2000

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SD, sound, voice and memory interface for ZX81

SD81 Booster

The Early Warning System (EWS) is designed to enhance disaster preparedness in rural areas by monitoring real-time environmental data

EWS for Disaster Preparedness in Rural Areas

A Wi-Fi indicator that signals if the Internet is working or not.

Wi-Fi Status Box

A MIDI Sound and Interface Card for the TRS-80 Model 1, III, and 4

MIDI-80 for the TRS-80

Open Source power wheel chair modular, repairable, and built to last !

The Endurance

I have two arduino devices that show the time. I needed a simple way to change the time when we switch between DST and standard time.

Daylight Savings for Arduino Devices

An original Apollo 17 Earth Orbit Chart encased in laser engraved plexiglass lighting up the orbit tracks with moving position indicator.

Apollo 17 Earth Orbit Chart

Pi Zero 2w mini DLNA Server for use on home wifi or on a phone hotspot

Pi Zero 2w Mini DLNA Server

I'm working on a project involving five ESP32 DW3000 modules. My goal is to set up an indoor positioning system.

ESP32 DW3000 for Indoor Soccer Positioning System

The chip is visible as a file on a USB flash drive

Raccoon Flash Explorer - STC8H8K64U spi-i2c prog

Offline speed camera detector designed for a hassle-free driving experience, while respecting your privacy.

Catchcam

Adding a internal USB hub and SDR to uConsole

The uConsole Implant

This is the successor to the Pico Held

Pico Held XL -Aluminum Raspberry Pi Retro Handheld

Alternative Controller Class in 2024 at ESME. and projects by exchange students

AltCtl Project in 2024 with GW YJ

A Raspberry Pi HAT for Atari 2600 cartridges with joystick support, exposing classic switches and buttons for a neo-authentic experience.

Pitari: A Raspberry Pi Atari 2600 HAT

Trending projects See more

Open-Source Self-Loading Battery Charger Using the RP2040

SPINC - DIY Automatic NiMH Charger

A small digital multimeter specifically for measuring SAO related stuff

SAO Digital Multimeter

Carve PCBs at home using a machine you build!

The Circuit Graver

Modern recreations of a 1898 21-segment display

SC-002

Mini Infinity Mirror SAO

SAO Infinity Mirror

A low-power E-Paper weather display powered by an ESP32 microcontroller. Utilizes the OpenWeatherMap API.

ESP32 E-Paper Weather Display

mikroBUS board with BMV080 PM2.5 sensor, BME688 gas sensor, ESP32-S3 MCU. Wi-Fi and BLE enabled for IoT, environment monitoring, smart house

Polverine

I design my own digital caliper based on STM32F103 blue pill (and more).

DIY Digital Caliper - CALIPATRON

Ethernet Switch, USB HUB, USB-Ethernet and USB-RS232 Adapter

Integrated HUB - Ethernet, USB, RS232

You’ve heard of RGB, now get ready for RRAYLLGTTBB+UV+WWCWBWDW

Metamer SAO

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

An iconic machine boosted to the highest level (Hires, 512KB user RAM, video shadow RAM, zx81 mode...)

Mercury Ace (not only another Jupiter Ace clone)

this is a proof of concept for using fingerboard trucks on PCBs

Skate SAO

Cheap, Open-source, safe, and compliant 6 - Axis 3d printed robotic arm based on Quasi direct drive BLDC drives.

CM6 - Compliant 3D printed robotic arm

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

Extremely affordable pocket-friendly, designed to provide a wide range of hardware testing and debugging functions in a compact and low-cost

Felini - Revolutionary Pocket-Sized Electronic Lab

this is an adapter for a generic DS3231 module that features an AT24C32

The Schedule SAO

Robot buddy addon that can test diodes and continuity.

TEST-O the Test Robot Addon

A RPI Pico RP2040 board in a M.2 AE key form factor.

RP2040 M.2 Pico

Touchwheel SAO for Hackaday Supercon 2024

TouchwheelSAO

A Raspberry Pi HAT for Atari 2600 cartridges with joystick support, exposing classic switches and buttons for a neo-authentic experience.

Pitari: A Raspberry Pi Atari 2600 HAT

This is the successor to the Pico Held

Pico Held XL -Aluminum Raspberry Pi Retro Handheld

Bugs, Feature Requests, Wishlists

Feedback - Hackaday.io

Scrap parts assemble to rescue stuff stuck in tree

While you could use a WiFi shield, or one of the many, many, ESP8266-equipped 'duinos out there, why not just make your USB cable WIRELESS?

Wireless USB for Instant IoT

Interesting On Hackaday.io

Discover Wearables

science museum educator, avid maker and tinkerer, LED afficionado

Alysia Dynamik

Use hand signs and natural motions to control any computer in any context.

Project Grip: Universal Data Glove

A twinkly star PCB ornament

ATtiny13A PCB Star Wearable

A system that tracks limb movement of people who have movement disorders to assist in diagnosis and therapy

Human Limb Tracking

andreas buechel

Technologist & Educator.

Pearl Chen

I'm a bird of paradise.

Rudolf Arnold

A glove you can wear that houses 3 taser units with brass screw electrodes on the knuckles. Button press activation on the index finger.

DIY Taser Glove

Developing hardware to track and assert the air quality in a city based on IOT topology.

City Air Quality

Prototype wearables without sewing a single thread.

Sez - Prototype Wearables

A coin cell sized coin cell powered ring oscillator with LEDs

SMD Pizza

A very simple yet effective way to make your own NFC Ring. Merging organic and tech.

NFC Bentwood Ring

I've heard that hackers wear hoodies... good.

Hackers Hoodie

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

7 segment display earrings

R Anderson

Discover Virtual Reality

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

Enables the PS4 controller to be used in computer Virtual Reality system - SteamVR, HTC VIVE and Valve Index

Controller Input Adapter

How a Soft Condensed Matter Sensor (SCMS), combined with Soft Body Dynamics (SBD), ESP2866 and node.js enabled a gesture controlled drone

Flying a parrot drone with a wearable sensor

64 Pixel are enough for everybody

Lo-Res VR

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

Augmented Reality and Virtual Buttons

Air resevoir release mechanism to enhance realism in VR and AR applications.

Z balloonValve bitsfit

In the concept stage of developing Virtual Reality contacts able to read and interpret iris movement and transmit control commands to bionic

Eye technology

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

Virtual Wheelchair Traveller

A Hardware Implementation of a Experimental Device for Research on Interactive Telepresence and Collaboration Tools based on JanusVR Portals

Black Mirror Project | a MR Metaverse Portal

A one-handed chorded-input keyboard.

The Gauntlet

track the seasons through tele-presence

Virtual Forest

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

Humanoid Robot

This project goes through converting a hammock into a VR flying machine. The VR app used WRLD SDK in Unity GPS coordinates.

VIRTUAL REALITY FLYING MACHINE

Decentralized Metaverse Infrastructure

AVALON

ANTILATENCY

Discover Robotics

developing a quadrupedal walk gait for an unstable, top heavy robot

Getting NoodleFeet to Walk

Make your own robot today!

Full DIY SelfieBot video presentation.

StackMod is a simple communications protocol and a case study in modular robotic systems design.

StackMod: Modular Robotics Design Simplified

Open source development platform for learning electronics, robotics and programming.

Oktopod: Dev Kit for Robo-ideas!

Giving the Hexbug Spider a brain. Developing a fully integrated, Arduino compatible main PCB with distance sensor.

Hexduino Spider

A simple robot easy to print and assemble, with 8 DOF and some interesting moves to keep you going with your robotics research and study

BOCA - Simple Robot Platform for STEM Education

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!

Solutions to reduce carbon footprint, increase safety for humans and bring practical usable service jobs to those with disabilities.

RaaS Remote Managed Smart Service Robots

Open source safety scanner

Safety scanner

A 1.6kW, 94,000 oz-in (664 N-m) Servo Motor

Not Your Hobby Servo

In this project I am building an Arduino based robotic arm with 4 DOF (Degree of Freedom).

Arduino Based Robotic Arm

An open source HW & SW motor controller for fine-grained control of brushless DC motors for robotics.

SmoothControl

A modular Robotic Surgery platform which is a more accessible and inexpensive tool to researchers, students and doctors.

SurgeyOS Robotics platform

AUTONOMOUS ROBOT

VISION

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

Mapping with EV3 robot

Read On Hackaday.io

New Pages

Why the BAS16HT1G Diode is Reliable for Circuits

3 min read

lorryluo

Cocket Nova CH552G Development Board

6 min read

mrcronos

VBE2610N MOSFET In the sweeping robot and the vacuum cleaner:Intelligent control and efficient drive

2 min read

MOSFET

OK6254-C Development Board LVDS Screen Replacement Logo Solution

4 min read

forlinx embedded

Why the servo motor rotates forward and reverse at one time?

2 min read

Mark Liu

Analysis and Solution of Servo Motor Start-stop Impact Problem

2 min read

Mark Liu

Minisforum X35G - NVMe/SATA RST Controller

2 min read

Stanislas Bertrand

Los 10 pilares de la automatización de procesos con IA: Una visión desde la experiencia

3 min read

Marcelo Futerman

T113 Buildroot Cross-compilation Toolchain Replacement Methods

4 min read

forlinx embedded

Time to ditch the 2764s

2 min read

Ken Yap

Playing with the I2C SAO Petal for Supercon 8

2 min read

davedarko

FET113i-S SoM Now Supports RISC-V, Offering a Superior Cost-Effective Solution

2 min read

forlinx embedded

C8051F120 vs PIC18F4550: Key Differences

3 min read

lorryluo

VBI1322 MOSFETs in Automotive Body Control: Enhancing Function Management and User Experience

2 min read

MOSFET

Transistor Power Amplifier

5 min read

Product Circuits

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