close-circle
Close
Following
eye
81.9k
users
808
comment
111
skull
353
Designing an open source, modular bench power supply to rule them all.
Project Owner Contributor

Bench Power Supply

The Big One

eye
76.2k
users
631
comment
76
skull
268
A "dataless" Wi-Fi positioning system that can be used anywhere GPS can't.
Project Owner Contributor

SubPos Positioning System

Blecky

eye
37.2k
users
426
comment
35
skull
203
DIY System on Chip based on FPGA, priced below 5 USD
Project Owner Contributor

DIPSY

Antti Lukats

eye
52.5k
users
2k
comment
6
skull
199
A full stack project dedicated to easily collecting, analyzing and sharing IoT sensor data.
eye
84k
users
564
comment
41
skull
191
Make the invisible visible for about $500.
Project Owner Contributor

Open Ground Penetrating Radar

Glenn Powers

eye
15.5k
users
1.4k
comment
11
skull
141
OSHW+OSS to enable the next generation of powered prosthetic limbs and exoskeletons. Let’s make humans faster/better/stronger!
eye
12.7k
users
191
comment
40
skull
137
A snap-on regulated 3.3 V/5 V power supply for a 9V battery.
Project Owner Contributor

snapVCC

Mahesh Venkitachalam

eye
47.8k
users
667
comment
42
skull
130
Arduino compatible indoor navigation system with small form factor.
Project Owner Contributor

LPS Mini

Göran Nordahl

eye
30.8k
users
1.1k
comment
18
skull
128
An open source hydroponic garden control, monitoring, and grow system with cloud database and dashboard.
Project Owner Contributor

HydroPWNics

Adam Vadala-Roth

eye
12k
users
493
comment
16
skull
98
Turns your BeagleBone Black/Green into a 14-channel 100Msps Logic Analyzer
Project Owner Contributor

BeagleLogic

Kumar, Abhishek

eye
20.6k
users
185
comment
21
skull
93
An open source low-resolution desktop CT scanner
Project Owner Contributor

OpenCT2

peter jansen

eye
8k
users
505
comment
7
skull
91
Acquire EEG, ECG, EMG (medical instrument) signals while rejecting AC coupled noise
Project Owner Contributor

Biopotential Signal Library

Paul Stoffregen

eye
22.4k
users
179
comment
28
skull
89
My own design 6502 based computer with full graphics, sound and storage capabilities for a dose of 80s nostalgia!
Project Owner Contributor

6502 Homebrew Computer

Dolo

eye
16.7k
users
187
comment
0
skull
81
A multi purpose lab tool accessible by simple Python functions, and capable of studying a wide range of physical phenomena.
eye
11.1k
users
174
comment
21
skull
81
Chocometer is an open source near infrared sensor aiming glucose measurements without pain.
Project Owner Contributor

Chocometer

marcelclaro

eye
9.2k
users
347
comment
15
skull
77
Gas sensor "grenade" that may save lives instead of taking them. The sensor can be thrown into dangerous areas to remotely report levels
eye
34.2k
users
579
comment
17
skull
77
A power-sipping all-purpose laptop
Project Owner Contributor

E-ink Raspberry Pi display

j0z0r pwn4tr0n

eye
17.4k
users
148
comment
19
skull
75
This is a collection of switch mode power supply modules designs that are efficient drop-in replacement for the old 78XX series.
Project Owner Contributor

SMPS replacement for 7805

K.C. Lee

eye
18.9k
users
889
comment
7
skull
74
Professional quality, 24 bit, 192kHz audio breakout board for Teensy 3.x, Raspberry Pi, and more.
eye
47.1k
users
148
comment
34
skull
71
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

eye
16.8k
users
857
comment
21
skull
66
Hidden sensors in every light switch
eye
19.3k
users
138
comment
3
skull
62
I've managed to reverse-engineer and reuse several high-tech parts from electric cars - my latest addition is the Tesla Model S drivetrain
Project Owner Contributor

Hacking powerful EV drivetrains

Michal Elias

eye
19.5k
users
137
comment
9
skull
62
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

eye
22.4k
users
121
comment
28
skull
60
PCB for fast development with ESP-07 / ESP-12 with on board USB to Serial converter and on board lipo charge / protection circuit
Project Owner Contributor

ESP8266 (ESP-07/12) Dev Board

al1

eye
8.9k
users
414
comment
22
skull
58
Project EDEN is an open initiative to grow crops quickly, under near-optimal conditions with automated aeroponics habitats.
Project Owner Contributor

Project EDEN

sadhana

eye
15.1k
users
734
comment
3
skull
58
A cost effective, multi-pronged data acquisition tool to turn your computer into a workbench for science and electronics experiments.
Project Owner Contributor

A Versatile Labtool

Jithin

eye
6k
users
206
comment
30
skull
56
IoT enabled, servo drive with Ethernet. Platform independent, +/- 0.2° accuracy, 0.2 Nm @ 1000 RPM
eye
15.4k
users
2.9k
comment
4
skull
56
This is an IoT based wireless Home Automation and Security System
eye
3.9k
users
72
comment
0
skull
55
The USB Tester makes it easy to monitor the current and voltage of any USB device (and non USB).
Project Owner Contributor

USB Tester

MobileWill

eye
5.4k
users
295
comment
3
skull
55
A wireless analog/digital multitool & data recorder
Project Owner Contributor

MultiSpork

Pierce Nichols

eye
15k
users
450
comment
8
skull
53
A computed tomography scanner for your desktop
Project Owner Contributor

100$ Xray desktop CT scanner

Paul Kocyla

eye
7.1k
users
186
comment
9
skull
51
Wearable Navigation Assistance for the Blind
Project Owner Contributor

Pathfinder - Haptic Navigation

Neil Movva

eye
10.7k
users
85
comment
12
skull
50
Measure tire or ball pressure with your smartphone
eye
19.1k
users
106
comment
7
skull
46
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

eye
9k
users
152
comment
10
skull
44
Wearable breakout boards. Flex Modules have 2.54mm castellations for breadboard and solder on to wearable flexible PCBs
Project Owner Contributor

Flex Modules

Chris Hamilton

eye
24.9k
users
135
comment
12
skull
42
8 channels of 10A 250V relays controlled over Wifi with an ESP8266 module at the core. Built in RS232-TTL level shifter for external devices
eye
8.7k
users
320
comment
2
skull
41
Fast Charging. Charge your portable devices. Use it as a UPS for your BeagleBone/Pi/Home WiFi Network. Or an emergency laptop power source.
eye
11.6k
users
114
comment
5
skull
38
This is an efficient dual channel battery charger/analyzer for maintaining rechargeable batteries with programmable parameters and logging.
eye
5.7k
users
280
comment
5
skull
36
Malti is a low cost open source handheld Linux platform that makes experimenting with and learning about electronics easier
Project Owner Contributor

Malti

Jeremy Van

eye
4.8k
users
332
comment
12
skull
35
It’s Like Mobile Payments, But For Receipts
Project Owner Contributor

Aleph

LazyHD

eye
5.2k
users
187
comment
13
skull
31
Solar powered Bluetooth Low Energy Tracker with beeper and LED to assist in locating it.
Project Owner Contributor

Sol BLE Tracker

DrYerzinia

eye
5.8k
users
637
comment
4
skull
29
An escape from the tyranny of low-quality soundcards
Project Owner Contributor

DrDAC USB Audio DAC

drewrisinger

eye
12k
users
1.7k
comment
13
skull
29
Rasky is an expansion board for raspberry pi model 2, a collection of software and some 3d models to build an open source KVM over IP
eye
5.9k
users
330
comment
4
skull
27
An Arduino IoT Farming Experiment
Project Owner Contributor

The Smart Garden

Frank Vigilante

eye
4.2k
users
794
comment
1
skull
26
Use your expensive high impedance studio quality headphones with a portable media player to get the best possible sound without extra wires!
eye
3k
users
178
comment
1
skull
24
A small-scale model of the electrical grid providing a fun testing environment as an educational tool for engineers in power and energy.
Project Owner Contributor

Smart Grid Test Facility

Tim Leung

eye
9.1k
users
48
comment
16
skull
23
Cooling the core body temperature of people diagnosed with MS.
eye
9.6k
users
71
comment
8
skull
23
Saving the planet from global warming requires monitoring the weather, so having a weather station is the least we all can do to help
Project Owner Contributor

FacilTempo - weather station

Clovis Fritzen

eye
3.6k
users
61
comment
2
skull
21
Circuit Bending an old Roland Drum Machine using an Arduino Mega some cross-point arrays some schmitt triggers and a touch-screen
Project Owner Contributor

The Rythm Composter

Alpha Charlie

eye
10.5k
users
73
comment
35
skull
21
Maxim MAX30100 based Pulse Oximeter and Heart Rate Monitor
eye
4.2k
users
66
comment
6
skull
20
Just in Time Logic
Project Owner Contributor

Fabric8

Nick Johnson

eye
16.1k
users
88
comment
6
skull
20
DC motor rotational speed controller for Chinese CNC3040 spindle motor without any kind of encoder
Project Owner Contributor

DC Motor Controller for CNC Router

SUF

eye
4.4k
users
832
comment
13
skull
19
Delta-Sigma: solution for a virtually unlimited number of DACs, and with faster refresh rates then PWM. Applicable on any microcontroller.
Project Owner Contributor

Delta-Sigma versus PWM

RoGeorge

eye
4.4k
users
461
comment
12
skull
19
This is a 32-bit audio effects processor which combines several menu-selectable effects into one unit.
Project Owner Contributor

32-bit Audio Effects Unit

randy.day

eye
17.8k
users
381
comment
1
skull
19
DIY Hifi Phono Stage
Project Owner Contributor

Muffsy Phono Preamp PP-3

skrodahl

eye
4.8k
users
60
comment
10
skull
18
DC Uninterruptible Power Supply I built for cluster of Modem, router, VoIP etc. It also consolidates the power adaptors.
eye
2.2k
users
877
comment
4
skull
18
Project R(rrrr) is a low-budget research robot for the rest of us.
Project Owner Contributor

Project R

Rudolph

eye
2.6k
users
1.1k
comment
0
skull
18
The Redtree Hydra is the 1st computer for robotics designed to easily add components, communicate with groups of other robots and share data
eye
1.9k
users
24
comment
6
skull
17
Open source persistence of vision (POV) light for bike wheels, pendulums, or hand waving. Multiple sensors to trigger the animations.
Project Owner Contributor

Multi-sensor POV light

CaptMcAllister

eye
2.6k
users
644
comment
8
skull
17
An Electronic Power System in the PocketQube 60 femtosatellite form factor
Project Owner Contributor

PQ60 - EPS

Pinski1

eye
2.5k
users
30
comment
6
skull
16
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

eye
4.4k
users
1k
comment
3
skull
16
An Internet of Things Device to Let My Aging, Disabled Father Know that the Stove is Off, and Ease His Paranoia...
eye
1.2k
users
795
comment
6
skull
15
The idea is to take the water used in a shower to use for flushing the toilet, there is no sense in using drinkable water for that
Project Owner Contributor

Shower water repurposer

leandro

eye
4.1k
users
67
comment
8
skull
15
A compact and portable driver for laptop LED LCD screens using HDMI and USB
Project Owner Contributor

HDMI to LVDS interface

theEngineer

eye
1.9k
users
60
comment
3
skull
14
This is a non-invasive breath detector, lungs thermometer and other breath parameters logger
Project Owner Contributor

How are you? Errr... are you alive?

RoGeorge

eye
2.6k
users
215
comment
2
skull
14
A community pollution monitoring system aggregating pollution data from individual station users to get information on the environment.
eye
1.9k
users
12
comment
0
skull
13
An RPN based scientific calculator with four line display based on the MSP430 microcontroller.
Project Owner Contributor

RPN Scientific Calculator

Joey Shepard

eye
784
users
35
comment
0
skull
12
Integrated Scope is an electronic measuring instrument which has features similar to that of a Digital Storage Oscilloscope.
Project Owner Contributor

Integrated Scope

prajwalee035

eye
2.6k
users
32
comment
0
skull
12
KWh counter that logs and uploads data to the could, based on the TI CC3200 development board.
Project Owner Contributor

Electricity usage monitor

Solenoid

eye
2.7k
users
502
comment
5
skull
12
Audi A4 onboard computer based on the Stellaris launchpad board.
Project Owner Contributor

Onboard Stellaris car computer

Rui Rex

eye
3.1k
users
29
comment
8
skull
12
A connected coffee jug.
Project Owner Contributor

CoffeeOfThings

opeRaptor

eye
1.2k
users
53
comment
1
skull
12
Digitally controlled UV lightbox for PCB manufacturing
Project Owner Contributor

UV Lightbox

SUF

eye
2.2k
users
23
comment
0
skull
11
An asset tracker geared toward the elderly, demented, and folks who get lost.
Project Owner Contributor

Elderly Asset Tracker

cjskalka

eye
4k
users
528
comment
0
skull
11
Making a Smart Home controller. Stations for each room will a master controller for the home
Project Owner Contributor

Smart Home controllers

john jensen

eye
2.1k
users
465
comment
3
skull
11
Cheap low power open source heart rate and body temperature monitor
Project Owner Contributor

#T_H_S

facelessloser

eye
955
users
1.1k
comment
0
skull
10
Sophisticated and Reliable Drone which can stream live Air Quality information and Video feed for Monitoring and Surveillance purposes.
eye
520
users
19
comment
0
skull
10
An LED flashlight driver with innovative UI to control 5 LED channels with a single button
Project Owner Contributor

MELD Flashlight Driver

Everett Bradford

eye
2.8k
users
27
comment
7
skull
10
A device + app that allows you to access features of your phone while driving, without taking your eyes off the road.
Project Owner Contributor

Hands Free Phone Accessability

Noah Pena

eye
2k
users
537
comment
2
skull
10
A Hydroponic/Greenhouse system that has been automated as much as possible to remove the maintenance burden of these systems from the user.
Project Owner Contributor

Smart Hydroponic GreenHouse

Tom Van den Bon

eye
4.8k
users
792
comment
5
skull
9
nrf24le1 IoT Development Kit
Project Owner Contributor

i/o node

Justin

eye
1.3k
users
41
comment
0
skull
9
Stuck on a island in the middle of the ocean without a wifi backup disk? The TEENSY SD USB back up tool is what you need!
Project Owner Contributor

SD card back up tool

Enrico

eye
1.9k
users
32
comment
0
skull
9
Arduino Controlled Robotic Gardening Appliance
Project Owner Contributor

The Smart Garden Mini

Frank Vigilante

eye
867
users
25
comment
0
skull
9
An autonomous quadrotor for indoors hovering and linefollowing
Project Owner Contributor

Self-Contained Autonomous Quadrotor

skrogh

eye
4.8k
users
23
comment
0
skull
8
A Web (OpenHAB) enabled RGB-LED Desktop Lamp
Project Owner Contributor

ESPLamp

Xiider

eye
2.4k
users
197
comment
0
skull
8
Replicating TI's overpriced Op Amp Evaluation Module
Project Owner Contributor

Precision Labs replica

SUF

eye
823
users
330
comment
2
skull
8
MPPT charger and load controller designed for getting the most out of cca 12W panels while powering QRP amateur radio station.
Project Owner Contributor

Low power portable MPPT

Martin Sivák

eye
981
users
507
comment
5
skull
8
Building a 200V 2Kw Battery charger.
Project Owner Contributor

2Kw AC-DC psu

Brad

eye
11.1k
users
27
comment
6
skull
8
...without handling mains power
Project Owner Contributor

Muffsy Hifi Dual Power Supply

skrodahl

eye
1.3k
users
8
comment
2
skull
8
What do you get with a solar cell, some sun light, a supercap, a haptic motor, bristle from old tooth brush and a few parts?
Project Owner Contributor

Solar B.E.A.M. Bristle Bot

K.C. Lee

eye
1.6k
users
1.1k
comment
2
skull
7
A plastic recycling system for 3D printers...junk goes in, filament comes out! Fully integrated, automated, novel tech & closed loop control
Project Owner Contributor

ProtoCycler

Dennon Oosterman

eye
1.1k
users
23
comment
1
skull
7
Drives high voltage Piezo Haptic feedback devices by i2c. For sale on Tindie.
Project Owner Contributor

Piezo Haptic Flex Module

Chris Hamilton

eye
1.4k
users
14
comment
0
skull
6
AluPi is a portable device designed for playing games and performing general computing which is straightforward to assemble.
eye
779
users
1.1k
comment
0
skull
6
Motee is a smart motor controller focused on you. Everything's onboard!
eye
547
users
18
comment
0
skull
5
Experimental sonar, working towards an inexpensive sonar for hobby ROVs
eye
1k
users
22
comment
0
skull
5
Charger system for Li batteries with fuel gauge. Works with Qi wireless or USB power source. For sale on Tindie.
eye
885
users
31
comment
3
skull
5
Low budget go-cart for fun build utilizing various discarded elements.
Project Owner Contributor

Eco-Friendly Electric Cart / Scooter

xobmo

eye
777
users
36
comment
0
skull
5
Bipolar power supply +/- 3.3V from USB. + rail is ~3A, - rail is ~300mA. For sale on Tindie.
Project Owner Contributor

USB BiPower OTG Flex Module

Chris Hamilton

eye
1k
users
17
comment
0
skull
5
DRV2605L based (linear resonant actuator)LRA driver with i2c control, haptic library, audio input, and motor sized. For sale on Tindie.
eye
316
users
639
comment
0
skull
5
An identification system that transmits a partial unique ID through light to augment radio based ID systems.
Project Owner Contributor

Social Light Flex Module

Chris Hamilton

eye
683
users
940
comment
0
skull
4
ESP8266 based Platform with many included analog and digital functions that can help you to learn and also develop your IOT projects.
eye
580
users
22
comment
0
skull
4
Ultra low noise power supply that can be set via jumpers for any output voltage value from 1.4v to 20.5v using a tps7a4700
eye
409
users
5
comment
0
skull
4
Beam sound into the clouds to make raindrops form. Also usable as an LRAD/HyperSpike substitute, maybe.
eye
564
users
277
comment
1
skull
4
Universal LED Lighting Controller for LED panels and RGB LED Strips
Project Owner Contributor

ULLC'y

andrejs.design

eye
574
users
359
comment
6
skull
4
Remote monitoring hardware for cheese maturation, with real time plotting and logging.
Project Owner Contributor

CheesyChips

Gus Logan

eye
177
users
3
comment
4
skull
4
Imagine a walking stick that could help elderly enjoy their walks in a safe and informed manner
eye
399
users
455
comment
0
skull
3
THIS PROJECT IS DESIGN FOR DOCTOR AND NURSES IN HOSPITAL TO UNDERSTAND THE IMPORTANT REQUIREMENT OF THE DEAF PERSON.
eye
302
users
4
comment
0
skull
3
A modular, hybrid digital/analog guitar effect design platform using various digital and analog units.
eye
708
users
23
comment
0
skull
3
Provides 8 addressable i2c buses. Used to broadcast or resolve conflicts of multiple i2c modules with the same address. For sale on Tindie.
Project Owner Contributor

i2c Switch Flex Module

Chris Hamilton

eye
672
users
9
comment
0
skull
3
A simple Non-Invasive Smart Electricity Meter using Spark Core
eye
341
users
3
comment
0
skull
3
A high capacity, low power One Wire data logger.
Project Owner Contributor

Hydra

John

eye
536
users
645
comment
0
skull
2
Digital class D amplifier that accepts i2s input and provides speaker and headphone output. For sale on Tindie.
eye
409
users
1
comment
0
skull
2
The Low Voltage Translator translates low voltage into your multimeter (or oscilloscope) voltage range
Project Owner Contributor

The Low Voltage Translator

Saaddin

eye
1.1k
users
532
comment
0
skull
2
Not going to change the world exactly, but it's a small, fun project.
Project Owner Contributor

Simple 8x8 LED display

mcu_nerd

eye
149
users
2
comment
0
skull
2
Make simple jewelry like LED boards for experimentation
Project Owner Contributor

TinyLEDs

Chris Hamilton

eye
334
users
9
comment
0
skull
2
A low-cost platform for distributed control of both indoor and outdoor agriculture
Project Owner Contributor

Indoor/Outdoor Distributed Ag

Aleks Clark

eye
196
users
3
comment
1
skull
1
i2c based keypad and GPIO module for input
Project Owner Contributor

Keypad Flex Module

Chris Hamilton

eye
185
users
78
comment
0
skull
1
Wireless custom event notification device utilizing Intel Edison Development Board with built in Bluetooth and Texas Instruments Sensors.
eye
2.1k
users
3
comment
2
skull
1
Minimize shower day dreaming, conserve a bit of water.
Project Owner Contributor

Shower Metronome

mulcmu

eye
257
users
8
comment
0
skull
1
A low cost, digital, water pasteurization indicator using TI's TMP300B programmable temperature switch.
Project Owner Contributor

ultraWAPI

atomkemp