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95.5k 1.2k 98 613
A printable robot arm, a little bigger than the usual hobby servo once.
Project Owner Contributor

3D Printable Robot Arm

Andreas Hoelldorfer

72.1k 748 111 314
Designing an open source, modular bench power supply to rule them all.
Project Owner Contributor

Bench Power Supply

The Big One

148k 831 293 265
Developing a small fuelless microwave thruster
Project Owner Contributor

EMDrive/satellite

Paul Kocyla

62.7k 1.1k 8 257
FarmBot is an open-source CNC farming machine and software package built for small scale, hyper local, DIY food production.
60.6k 558 75 222
A "dataless" Wi-Fi positioning system that can be used anywhere GPS can't.
Project Owner Contributor

SubPos Positioning System

Blecky

22.5k 598 36 220
Open source system to drive powerchairs by eye movement alone - allowing independent mobility when use of a person's hands isn't an option.
Project Owner Contributor

Eye Controlled Wheelchair!

Patrick Joyce

83.2k 512 97 217
An Arduino based Solar MPPT charge controller.
44.7k 1.6k 24 190
Cheap, Small, Open Source Servo Controlled Robot Arm
Project Owner Contributor

MeArm - Your Robot

ben.phenoptix

43.2k 1.5k 5 181
A full stack project dedicated to easily collecting, analyzing and sharing IoT sensor data.
19.6k 607 14 172
Using artificial intelligence to identify a disease by its symptoms
Project Owner Contributor

Medical tricorder

M. Bindhammer

29.3k 573 32 171
A handheld, battery powered, sensor array unit for environmental monitoring focused mostly on air quality using a global infrastructure.
Project Owner Contributor

Portable environmental monitor

Radu Motisan

43.1k 273 33 147
Monitoring soil moisture at different depths to determine when to irrigate, and - more importantly - how much water is needed. Save 25%!
26.9k 317 25 136
ProtoVoltaics Pick and Place Machine Project
Project Owner Contributor

Pick and Place Machine

ProtoVoltaics

13.1k 1k 10 132
OSHW+OSS to enable the next generation of powered prosthetic limbs and exoskeletons. Let’s make humans faster/better/stronger!
20.8k 214 36 123
A rugged low-cost solar electric utility vehicle platform for the developing world
Project Owner Contributor

Light Electric Utility Vehicle

Chris Low

44.7k 1.2k 14 117
Building an open source robot arm for makers and small businesses
Project Owner Contributor

5 Axis Robot Arm

Dan Royer

18.1k 1.1k 11 107
Affordable, light-weight, anthropomorphic prosthetic hands, using a novel selectively-lockable differential mechanism.
26k 959 18 98
An open source hydroponic garden control, monitoring, and grow system with cloud database and dashboard.
Project Owner Contributor

HydroPWNics

Adam Vadala-Roth

33.2k 488 40 98
Arduino compatible indoor navigation system with small form factor.
Project Owner Contributor

LPS Mini

Göran Nordahl

11.9k 97 28 84
A wheelchair attachment that allows any wheelchair to be powered in a rowing motion. It is 3D printable, open source, and available to all.
Project Owner Contributor

Hand Drive

Kate Reed

16k 607 10 82
Internet Connected Aerial Renewable Unmanned System Fully 3D printed
7.7k 1.5k 15 76
Make cooler robots, faster and with less effort.
16.5k 159 21 74
An open source low-resolution desktop CT scanner
Project Owner Contributor

OpenCT2

peter jansen

11.7k 137 20 74
Open Source Arduino controlled counter-top garden for growing vegetables, herbs, or greens for sustainable foods right in your own home.
Project Owner Contributor

Urban Kitchen Garden

Eric Wiiliam

17k 1.4k 23 74
Non-intrusive feedback loop for electrical systems.
Project Owner Contributor

Power Monitor

jlbrian7

8.3k 341 15 73
Gas sensor "grenade" that may save lives instead of taking them. The sensor can be thrown into dangerous areas to remotely report levels
14.2k 114 36 69
DIPFORTy1 "Soft-Propeller" Zynq-7, Dual CortexA9+ FPGA DIP40 Parallax Propeller I compatibles footprint
Project Owner Contributor

Soft Propeller

antti.lukats

34.7k 143 34 68
See if ultrasonic cavitation can be used to fixate atmospheric Nitrogen less expensively than the Haber process.
Project Owner Contributor

Improve the Haber process

Peter Walsh

25.1k 1.3k 7 66
A polarimetric imager to locate landmines, detect invisible pollutants, identify cancerous tissues, and maybe even observe cloaked UFOs!
7.4k 497 7 65
Learn how to use PID loops for fun: SAB3T - Servo Actuated Ball Bearing Balancing Touchscreen.
Project Owner Contributor

SAB3T - PID Loop Educational Tool

Tim

11.1k 271 14 63
This is the result of 3,500 man-hours of labor and love, but we need your help to push it forward, HAD community
10.1k 427 24 57
wearable UV Index & weather sensor
Project Owner Contributor

UV-badge

x-labz

14.9k 509 6 55
The smallest open source GSM+GPS+CAN board ever
Project Owner Contributor

Crunchtrack

Mastro Gippo

7.2k 520 10 53
CANcrusher is an Open Source CANbus development system for hackers and developers interested in a low-cost alternative to the $$$$ systems.
10.2k 806 15 53
Next level citizen science project: an open & global network of low-cost meteor cameras. Goal: explore the Solar System from your home!
Project Owner Contributor

Asteria Network

Dario Zubovic

8.2k 404 19 52
Project EDEN is an open initiative to grow crops quickly, under near-optimal conditions with automated aeroponics habitats.
Project Owner Contributor

Project EDEN

sadhana

16.5k 117 9 52
A circuit you can place inline with your existing low voltage lights to allow for wireless control
Project Owner Contributor

ESPLux - Smarts for your downlights

Matt

13.9k 345 8 51
A computed tomography scanner for your desktop
Project Owner Contributor

100$ Xray desktop CT scanner

Paul Kocyla

14k 945 0 50
Open hardware smartphone
Project Owner Contributor

libresmartphone

Gerard

14.4k 99 27 50
640x480 (and 848x480!) Color VGA Video Card for Microcontrollers and Single Board Computers
6k 177 9 47
Wearable Navigation Assistance for the Blind
Project Owner Contributor

Pathfinder - Haptic Navigation

Neil Movva

5.4k 851 9 45
Development of a robust low cost 3D printed hand prosthesis using off-the-shelf components.
7.8k 784 11 42
Firefly is a low-cost, modular flying robot for first responders that uses intelligent, nature-inspired algorithms to navigate autonomously.
14.9k 97 7 41
This is a low cost portable Ultrasonic range finder and sonar device to help a visually impaired person navigate indoors.
Project Owner Contributor

Sonar for the visually impaired

K.C. Lee

3.9k 37 0 40
Sitting for long periods has become more common in today’s life causing serious health issues. Sit.Up!
Project Owner Contributor

Sit.Up

electrobob

7.3k 223 2 37
Fast Charging. Charge your portable devices. Use it as a UPS for your BeagleBone/Pi/Home WiFi Network. Or an emergency laptop power source.
9.5k 85 30 36
Harvesting clean drinking water from sunshine.
8.3k 68 14 34
An Arduino Zero compatible open source smartwatch
Project Owner Contributor

Zerowatch

Ramon Schepers

2.6k 252 24 33
Timstock Slim is a simple tool that helps autistic children to tell them when a task is finished or when it's time for something to happen!
3.3k 484 8 33
Detect HIV, Ebola, Tuberculosis and other diseases, cheaply and reliably.
Project Owner Contributor

DNA-LAMP Diagnostic Device

David

6.5k 44 9 32
Inexpensive Open Source BLE smartwach compatible with Arduino tooling
Project Owner Contributor

Watchduino2

Mar Bartolome

10.5k 105 5 32
This is an efficient dual channel battery charger/analyzer for maintaining rechargeable batteries with programmable parameters and logging.
2k 540 8 32
Unfolding CubeSat rover. Mission: construction on Mars & re-construction after natural disasters on Earth. Tele-op Headband control.
4.3k 293 12 32
It’s Like Mobile Payments, But For Receipts
Project Owner Contributor

Aleph

LazyHD

10.1k 224 17 31
Solving a key farming problem: is it safe to harvest / spray / sow today? (+experiments with 'big' data in agriculture)
Project Owner Contributor

SentriFarm

pastcompute

10.3k 305 3 29
A replacement controller for Lavet stepper clock movements
Project Owner Contributor

Crazy Clock

Nick Sayer

9.7k 74 5 28
An Opensource Smart Plug
Project Owner Contributor

SmartEE the Smart Plug

John

5.6k 139 15 27
Wireless weather station, powered by the sun and wind it intends to measure, below $50.
Project Owner Contributor

Low Cost Weather Station

Ulf Winberg

4.3k 181 14 26
Solar powered Bluetooth Low Energy Tracker with beeper and LED to assist in locating it.
Project Owner Contributor

Sol BLE Tracker

DrYerzinia

3.5k 522 0 26
Interacting with objects just looking at them has always been a dream for humans.
2.3k 32 0 26
Bicycle-powered road quality measuring and mapping
Project Owner Contributor

Dekoboko 凸凹

Daniel Rojas

8.8k 162 12 25
A household air purification unit for kitchens, labs, & smokers used to scrub fine particulates and VOC's out of the air.
5.4k 230 9 23
A coffee machine sized box that automatically organizes your medications and connects your medicine use directly to your doctor/pharmacy.
Project Owner Contributor

Smart Desktop Medicine Organizer

Joe

4.8k 228 13 23
Develop an extra sense for a better orientation.
Project Owner Contributor

TheSixthSense

Sebastian Foerster

14.8k 94 25 23
Once I was excited to see Intel's announce that they will release "SD card sized computer" but it was not true. This time I made it true!
3.4k 39 3 23
Develop robust and affordable advanced sensing capability for 20,000 weather stations in Africa (lightning, precip water, ...)
Project Owner Contributor

Team TAHMO

Nick van de Giesen

3.5k 449 0 22
A USB peripheral to add microcontroller capability to Java and beyond!
7.8k 46 16 22
Cooling the core body temperature of people diagnosed with MS.
12.3k 64 11 22
A 200w Wood & Pellet fired Thermoelectric Generator for the InStove 60L Rocket Stove; "Help People, Be Sustainable, Electrify the World."
Project Owner Contributor

The FireVolt Project

Rob P

3.4k 375 0 21
Neucuff is a simple, powerful, safe exoskeleton for giving Cerebral Palsy patients control over their arms.
4.5k 40 2 20
A radically modular, multi-functional machine for construction and agriculture.
Project Owner Contributor

Open Source Bulldozer

marcin

4.5k 411 4 20
The MobileNode is an open source GSM/GPRS and GPS/GLONASS 7cm circular board with a fully Arduino compatible MCU.
Project Owner Contributor

MobileNode

Camilo Rojas

5.8k 50 2 19
An open-source, Arduino/Chipkit compatible, and breadboard-friendly pulse sensor
Project Owner Contributor

Easy Pulse Plugin

Rajendra Bhatt

2.2k 49 4 19
A low-cost open-source scalable hardware platform for the development of interactive systems for deafblind people
Project Owner Contributor

Tact-Tiles

Anderson Antunes

4.3k 432 5 18
Open Capillary Electrophoresis platform utilising a Capacitively-Coupled Contactless Conductivity Detector geared for on-line water analysis
Project Owner Contributor

C4Derpillar: Open CE-C⁴D

Brett Walker

2k 24 6 16
using hardware like floppy drives and 3D printers together to play any MIDI file
5.7k 543 2 16
A robot that can clean an area of human liter in an autonomous fashion for easier disposal.
Project Owner Contributor

Lazy Cleaner 9000

BDM

1.5k 855 5 15
A robot to remind and assist people with health maintenance tasks.
Project Owner Contributor

Health Maintenance Robot

Duane Degn

25.9k 361 0 15
Using Technology And A Hackers Mindset To Increase Food Security For The Coming Billions Last Updated [21/9/2015]
2k 645 3 15
Project R(rrrr) is a low-budget research robot for the rest of us.
Project Owner Contributor

Project R

Rudolph

3k 51 9 14
Rotating perforated disk counter-flow heat exchanger maintains indoor temperature while exchanging fresh outdoor air.
2k 219 4 14
A device that is changing the bad medical care in Romanian hospitals.It's does so by monitoring Heartbeats Oxigen Temperature of a pacient.
Project Owner Contributor

Health Mate

Moldovanu Ionut

2.8k 47 23 13
Automate the Reagent (take a sample, put a drop of stuff in, shake, look at the color) testing of water for Aquaponics, Ponds, Aquariums.
Project Owner Contributor

Reagent Robot

James Newton

2.4k 213 2 12
A community pollution monitoring system aggregating pollution data from individual station users to get information on the environment.
2k 367 4 10
Cheap low power open source heart rate and body temperature monitor
Project Owner Contributor

#T_H_S

facelessloser

1.9k 22 0 10
An asset tracker geared toward the elderly, demented, and folks who get lost.
Project Owner Contributor

Elderly Asset Tracker

cjskalka

1.8k 21 5 10
Replace lots of stick notes and scraps of paper around the house with one Slim Quality Uncostly Intuitive Drawing Pad - [WIP]
Project Owner Contributor

Squidpad

Arthur Admiraal

1.8k 733 0 8
Working to kick start the robot revolution. It is coming, and the Kasei Initiative will play an important role.
Project Owner Contributor

The Kasei Initiative

Mister Malware

900 325 1 8
Utilise off the shelf hardware and OSS to create a cheap thermal imaging camera for firefighting use
Project Owner Contributor

ElectricEye

ed

4.4k 234 0 8
A project aimed at developing a humanoid ballbot platform.
1.4k 949 0 7
Preterm infants come in lots of different sizes. Nasal CPAP cannula come in few sizes. Read on to see if we can 3D print a solution.
490 999 0 3
pixel-see-decibel: sound localization and characterization on screen
Project Owner Contributor

PixeeBel

ahkoncha

12.4k 126 4 3
THIS IS DEPRECATED.
Project Owner Contributor

WRONG PROJECT 2

MECHANICUS

2k 3 2 1
Minimize shower day dreaming, conserve a bit of water.
Project Owner Contributor

Shower Metronome

mulcmu