361.1k 5.5k 74 1.4k
Intelligent home automation hardware and software on a budget which utilizes a full home personal digital assistant and electricity savings
175.1k 2.9k 206 1.2k
Python-powered machine vision modules
Project Owner Contributor



105k 2.2k 91 737
Science in your hand. A pocket-sized instrument capable of visualizing and exploring the world around you.
Project Owner Contributor

Open Source Science Tricorder

peter jansen

98.6k 1.5k 96 712
LoFi is a very low cost ($5), small, auto-transmitting module. Preassembled and preprogrammed. Simply attach to your appliances or projects!
Project Owner Contributor


David Cook

119.1k 456 60 344
Pi Zero-based open-source mobile phone (that you can assemble for 50$ in parts)
54.6k 436 73 313
LiFePO4 battery / UPS / power manager for Raspberry Pi
Project Owner Contributor


Patrick Van Oosterwijck

89.1k 519 145 307
Fast RPi WiFi without USB
Project Owner Contributor

RPi WiFi


68.2k 602 75 248
A "dataless" Wi-Fi positioning system that can be used anywhere GPS can't.
Project Owner Contributor

SubPos Positioning System


29.4k 212 36 197
Low power Arduino based (smart)watch
Project Owner Contributor



58k 1.9k 26 186
Low cost mesh network, using cheap and readily available components
Project Owner Contributor

MicroMesh - IoT Mesh Network

Giles Burgess

21k 407 27 184
An open-source "smart watch" that can be built from easily available parts, and assembled by hand. Designed for hackers
Project Owner Contributor


Jared Sanson

19.3k 512 30 176
A WiFi Security Swiss Army Knife
Project Owner Contributor


Daniel Grießhaber

49.9k 296 33 161
Monitoring soil moisture at different depths to determine when to irrigate, and - more importantly - how much water is needed. Save 25%!
46.2k 227 81 150
yet another portable console! ;-) roughly the size of a gameboy micro, with a 2.2" display
Project Owner Contributor



21.7k 950 38 142
Build your own nervous system!
Project Owner Contributor



21.1k 1.3k 15 141
A solar energy system up to 500W in power for use with lithium batteries.
Project Owner Contributor

Solar Energy Generator

Nathaniel VerLee

23.8k 545 8 139
An open-source ultrasound imaging dev kit side project
18.5k 681 12 121
Slim, wireless, self-contained. No special paper, no base station.
Project Owner Contributor

NoteOn Smartpen

Nick Ames

28.7k 1k 18 118
An open source hydroponic garden control, monitoring, and grow system with cloud database and dashboard.
Project Owner Contributor


Adam Vadala-Roth

18.2k 137 24 111
This is a low cost module to add VGA and keyboard connectivity to retro computer, development board or embedded computer via serial port.
Project Owner Contributor

Low Cost VGA Terminal Module

K.C. Lee

32.7k 142 17 106
Why have a Happy Hacking Keyboard when you can have an Unhappy Hacking Keyboard. Real programmers only need a 1 and 0 key.
Project Owner Contributor

Unhappy Hacking Keyboard


14.7k 553 27 104
Uses different wavelengths of light to shine through the skin in order to determine the amount of glucose present in the user's blood.
16.8k 108 27 97
NEDONAND is 8-bit homebrew computer entirely built out of many 74F00 chips (2-input NAND gates)
Project Owner Contributor

NEDONAND homebrew computer


13.8k 198 9 96
Building a downsized replica of Tim's brilliant Nanite 85 board
Project Owner Contributor

A even smaller Nanite


21.6k 164 51 93
Resurrecting a Psion Series 5 PDA with modern innards
Project Owner Contributor



7.7k 127 103 88
In the true spirit of Star Trek, this communicator badge is completely autonomous, while fitting in the form factor of an original badge
Project Owner Contributor

Star Trek Communicator Badge


7.4k 439 7 86
Acquire EEG, ECG, EMG (medical instrument) signals while rejecting AC coupled noise
Project Owner Contributor

Biopotential Signal Library

Paul Stoffregen

11.6k 339 11 85
The SubPos Ranger allows you to accurately measure distance or obtain your position indoors for all hobbyist robotics applications.
Project Owner Contributor

SubPos Ranger


14k 429 5 84
A solar powered wireless picopower sensor module with cloud Datalogging and control geared towards plant and environmental monitoring
Project Owner Contributor


Adam Vadala-Roth

18.9k 170 21 84
An open source low-resolution desktop CT scanner
Project Owner Contributor


peter jansen

13.4k 153 20 82
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

11.5k 188 32 82
A digital clock built with Diode-Diode Logic (DDL), a quirky new logic family using only common diodes and passive components.
Project Owner Contributor

The Diode Clock

Ted Yapo

4.6k 285 19 82
Displaying the time on 8x8 pixels.
Project Owner Contributor

Micro Word Clock

Daniel Rojas

7.2k 577 24 81
A tiny wireless capsule camera for medical imaging or space-constrained environments
Project Owner Contributor

Tiny Wireless Capsule Camera

Ryan Bailey

17.5k 129 82 80
A contest to create awesome, useful square inch boards. Entries are closed.
Project Owner Contributor

The Square Inch Project


8.8k 346 15 77
Gas sensor "grenade" that may save lives instead of taking them. The sensor can be thrown into dangerous areas to remotely report levels
10.2k 164 21 75
Chocometer is an open source near infrared sensor aiming glucose measurements without pain.
Project Owner Contributor



14.2k 130 20 74
itsy-bitsy teeny-weeny fully autonomous quadcopter
Project Owner Contributor

quadcopter in one inch


12.4k 140 13 73
LiFePO4 battery technology, made easy for makers
Project Owner Contributor


Patrick Van Oosterwijck

19.7k 712 21 72
Codename Hardpass: A Password Manager on the Raspberry Pi Zero...suffering featuritis.
8.6k 112 12 70
Smalls mint tin sized BeagleBone (KiCAD version)
Project Owner Contributor

Pocketbone KiCAD

Michael Welling

17.1k 807 7 69
Professional quality, 24 bit, 192kHz audio breakout board for Teensy 3.x, Raspberry Pi, and more.
11k 293 25 69
Design and build a simple, inexpensive, and manufacturable remote indicator for the most common type of mechanical water meter in use today.
Project Owner Contributor

Remote Water Consumption Display

John Schuch

5.4k 75 5 68
this board have unique compact design and is easy to assembly +SD card reader +RGB led +Touch pad +User button
6.4k 79 26 68
The Simplest Way To Start Playing With A Fascinating New Low-Power Screen!
Project Owner Contributor

Teensy E-Paper Adapter Board


7.6k 145 29 67
Build a $1 per Watt parallelizable MPPT controller, without cutting corners.
Project Owner Contributor

$1/W True MPPT

Jonathan Bruneau

15.2k 233 9 66
The Open Source Car Tool
Project Owner Contributor


Eric Evenchick

15.8k 804 21 63
Hidden sensors in every light switch
6.9k 80 29 62
Teensy 3.5 & NCR 5380 based SCSI device emulator.
Project Owner Contributor

Tiny SCSI Emulator

David Kuder

6.8k 1.4k 6 62
Creating a four legged robot with a running bound gait.
Project Owner Contributor

Mr. Runner

Alex Martin

11.6k 299 8 62
A complete Arduino environment in a DIL-8 form factor based on the DigiSpark Hardware
Project Owner Contributor


Daniel Grießhaber

5.2k 320 15 61
30ml jam jars hopefully turned into beautiful LED displays - nixietube like looking without the higher voltage fuzz - fake LED nixietubes
Project Owner Contributor

fixietube clock


2.3k 295 15 61
A complete LiFePO4 based solar power supply for IoT devices
Project Owner Contributor


Patrick Van Oosterwijck

9.9k 1k 20 59
Embedded Machine Vision for Robots and Drones
Project Owner Contributor



3.6k 94 18 59
ice40 FPGA based custom board to control eink display
Project Owner Contributor

FPGA eink controller


17.5k 855 45 59
Embedded BASIC interpreter for CC2540 and CC2541 Bluetooth LE modules
Project Owner Contributor

BlueBasic: BASIC for Bluetooth

Tim Wilkinson

11.1k 112 6 59
Based on the stm32f4 cortex-m4 mcu, 1.44" TFT LCD , HC-05 and Android App.
Project Owner Contributor

Open Source Smart Watch


3.4k 105 9 59
Interactive LED Kit
Project Owner Contributor

Trixel LED


24k 144 19 58
A simple inexpensive Wifi Button!
Project Owner Contributor

ESP8266 Dash Button


7.9k 940 22 58
A BT/NFC bone-conduction audio device that transmits sound directly to the auditory nerve through the skull. Music for the deaf & disabled.
16.5k 95 7 58
Google's $1300 Chromebook Pixel has an awesome screen. i only want the screen.
8.8k 795 2 57
CD quality sound processing, integrated with Arduino sketches
Project Owner Contributor

Teensy Audio Library

Paul Stoffregen

18.3k 127 9 57
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


5.3k 289 4 56
A wireless analog/digital multitool & data recorder
Project Owner Contributor


Pierce Nichols

5.7k 526 6 56
The Tinusaur is a small board with ATtiny85 microcontroller and the minimum components to run properly plus shield headers and a battery
Project Owner Contributor

The Tinusaur

Neven Boyanov

16.9k 79 14 54
I stole from every one. The huzza from Adafruit. Matts breakout board. Al1s board from here. NodeMCUs DevKit.
Project Owner Contributor

Ignore this ESP8266 board


4.9k 82 0 52
Inspired by Dan Berards scanning tunneling microscope (STM),i´m trying to build one,too.Progress,fails and achievements will be shown here
Project Owner Contributor

DIY Scanning tunneling microscope


25.3k 150 18 52
A DIY GPS disciplined 10 MHz reference clock
Project Owner Contributor

GPS Disciplined xCXO

Nick Sayer

9.6k 294 11 51
Replicate an Apple-1. Or an OSI Challenger. Or something else. Design your own 6502 computer by programming it.
29.2k 474 27 51
CANBUS adapter for the Raspberry Pi
Project Owner Contributor



7.8k 264 1 50
An alarm clock that provides dawn simulation using your rooms existing lighting
Project Owner Contributor

Integrated Room Sunrise Simulator


6.4k 616 19 49
The physical keyboard for virtual reality.
Project Owner Contributor


Owen Trueblood

15.2k 127 3 49
This is a Breakout board for the Lepton Thermal Camera Module.
5.6k 111 5 48
A compact Bluetooth device that acts as a safety net for sleeping type 1 diabetics, detecting hypoglycaemia and calling for help.
6.6k 182 9 48
Wearable Navigation Assistance for the Blind
Project Owner Contributor

Pathfinder - Haptic Navigation

Neil Movva

9.8k 1.3k 1 47
An analog gauge to show your computer's CPU utilization
Project Owner Contributor

Analog CPU Gauge

Adam Fabio

7.9k 65 15 47
Design of a UV printer for making exposures of Alternative Photography prints, direct from a digital image
2.3k 103 5 47
A credit card sized e-paper device, featuring an ATmega32U4, coin cell Li-Ion battery and charger, real-time clock, buttons, USB, and more!
Project Owner Contributor



5.1k 462 11 47
Keychain USB multiple password manager/generator/injector
Project Owner Contributor

Key Pass


11.6k 378 17 46
Small audio interface for adding a digital channel to an analog mixer.
Project Owner Contributor

Square Inch USB Sound Card

Jacob Creedon

3.2k 70 42 45
Y ur servos so dumb?
Project Owner Contributor

Ensmarten Your Servos

Radomir Dopieralski

8.3k 120 3 45
This project aims at building a rather simple yet useful bench power supply for everyday tinkering.
4.1k 48 27 44
Remake of the TIL311 hex LED display with recent technology.
Project Owner Contributor



4.8k 40 18 44
This device is supposed to fit on a breadboard and show measured voltage. It supports autoranging (sort of...) and shows voltage polarity.
Project Owner Contributor

Small voltmeter


7.4k 56 52 43
Sixteen different LED colors on a teeny tiny board.
Project Owner Contributor



2.9k 55 0 43
The USB Tester makes it easy to monitor the current and voltage of any USB device (and non USB).
Project Owner Contributor

USB Tester


9.4k 83 5 43
Every Day Carry bit flipper
Project Owner Contributor

Tiny Bit Dingus


1.7k 452 7 43
Pushing the limits of tiny robotics - MiniPIDDY is a miniturized version of my PIDDYbot - a Self Balancing Robot.
6.5k 37 9 42
ultra thin custom display ... only 6 gpio for 30 leds
6.4k 76 11 42
Modular ESP8266 Wi-Fi switch to the installation in switch boxes.
Project Owner Contributor

Modular WiFi-Switch


15.6k 117 28 41
automotive parameter & performance monitor & logger
Project Owner Contributor


Michael O'Brien

6.9k 191 23 41
Low-cost, open-source "sip-and-puff" interface to enable new methods of expression for people with and without limited mobility.
Project Owner Contributor


Jason Webb

3.9k 33 9 41
SD card secure RAID USB storage
Project Owner Contributor


Nick Sayer

9.8k 63 3 40
Using a Pi Zero, I want to create a cheap keyboard interface and graphics card for my RC2014 homebrew computer
Project Owner Contributor

$5 Graphics Card For Homebrew Z80


8.4k 147 10 40
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

14.5k 68 17 40
Not as bulky as the nucleo boards, after all.
Project Owner Contributor

STM32F030F4P6 breakout board


4k 436 9 39
A real-time programmable cartridge for the Commodore 64
Project Owner Contributor

C64 Flash Cart

Stian Soreng

8.4k 48 15 38
My attempt to get the smallest, simplest GameBoy style device, based on the pi Zero
Project Owner Contributor

GameBoy Zero, but smaller!!


1.5k 38 0 38
Simple, low cost environmental sensors, to measure the dampest NZ houses.
10.3k 175 13 38
The aim of this project is to make a desktop cnc machine with at least A3 working area (420x297 mm), Z < 100mm with sub 300 EUR budget.
7.9k 51 9 38
Inexpensive Open Source BLE smartwach compatible with Arduino tooling
Project Owner Contributor


Mar Bartolome

4.6k 55 9 37
Smart, Wi-Fi manged 6x USB port Power Meter with 4x port USB 2.0 hub, 2x charging ports with touch 2.4" LCD
5.8k 377 6 36
Battery powered wireless UART Terminal for your Pi Zero(and others)
4.4k 77 12 35
$5 WiFi for the Pi Zero without using USB
Project Owner Contributor



4.9k 45 8 35
Have a mechanical keyboard? You need a Hackaday keycap.
Project Owner Contributor

Hackaday Cherry MX Keycaps


8.5k 84 14 35
The smallest wireless IMU - Dime sized, ARM Cortex M0+ with 9-DoF IMU, temperature and altimeter. Supports ZigBee and Mesh networking.
Project Owner Contributor



5.4k 742 2 35
A single-board computer kit with a 6502 controlled by a Propeller.
2.1k 201 3 35
A dedicated HAB platform with 2-way communications via that can be used to experiment low cost space launch technologies.
Project Owner Contributor

The Rockoon


13.2k 190 2 35
An MPC style MIDI controller featuring a 4x4 FSR matrix and based on Teensy 3.0, fully compatible with the Teensy Audio Adaptor Board
5.5k 26 3 34
A device for removing your completed prints by punching them with a boxing glove
Project Owner Contributor

Automatic Print Ejector


5.3k 781 8 33
This project is aMicroUSB powered ESP8266 Oled Display. It can be used to display Weather Information or Wifi SSID Information.
Project Owner Contributor

MicroUSB powered ESP8266 Oled Board


13.1k 49 8 33
Similar to the vga666 board, but re-designed for the Pi Zero.
5.5k 104 8 33
Modernization of the Apollo Guidance Computer
Project Owner Contributor

Open Source DSKY

Viva Penguinos

2.7k 307 25 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!
11.5k 227 17 33
Solving a key farming problem: is it safe to harvest / spray / sow today? (+experiments with 'big' data in agriculture)
Project Owner Contributor



11.2k 346 3 33
A replacement controller for Lavet stepper clock movements
Project Owner Contributor

Crazy Clock

Nick Sayer

3.4k 1.2k 17 33
Small, easy to use, cheap ZigBee developement board for the internet of things.
Project Owner Contributor

NANDfarm => RFarmer

Radu Constantin

5.3k 239 5 32
Malti is a low cost open source handheld Linux platform that makes experimenting with and learning about electronics easier
Project Owner Contributor


Jeremy Van

9.9k 46 0 32
Battery powered remote display for logging station
Project Owner Contributor

Wireless remote LCD


1.9k 73 1 32
This is a KVM switch built from cheap HDMI switch + USB MUX
Project Owner Contributor

Low Cost KVM Switch

K.C. Lee

5.4k 55 22 32
Scrolling LED display on your wrist
Project Owner Contributor

ScrolLED watch

Vikas V

2.1k 659 8 31
Unfolding CubeSat rover. Mission: construction on Mars & re-construction after natural disasters on Earth. Tele-op Headband control.
2.6k 304 11 31
Millions of young athletes get concussions each year and 50% go undiagnosed, leading to brain injury. Impact detects these events early.
Project Owner Contributor


Hunter Scott

4.8k 385 15 31
Digitabulum is an open motion-capture glove that was intended to be a full-featured, hacker-friendly user-input and sensor platform.
1.5k 26 9 30
Advanced graphics for anything from homebrew computers to weather reporting boxes and everything that can communicate over 3.3-5v UART.
Project Owner Contributor

Open Source Graphics Card

Dylan Brophy

9.3k 327 9 30
A wireless nautical chart plotter based on a Raspberry Pi and a sunlight readable screen.
Project Owner Contributor

Pi Chart

Erland Lewin

5.8k 52 1 29
Designed to replace the kerosene lamps with solar-powered ones
Project Owner Contributor


Debasish Dutta

1.2k 34 13 29
The fast, intuitive and modular way to make awesome portable projects that maximize creativity and sharing
Project Owner Contributor


Jeremy Gilbert

9.8k 390 35 29
It seems as if everyone is making their own hubs for their Pi Zero these days.
Project Owner Contributor

(One More) Raspberry Pi Zero USB Hub


2k 36 1 29
Use control algorithms to predict movement and control a amateur rocket by the use of active fin stabilization
Project Owner Contributor

Active Stabilized Rocket System

Jeremy Hall

2.2k 33 2 29
Program an STM32L4 Cortex M4F with the Arduino IDE via USB
4.8k 185 14 29
Solar powered Bluetooth Low Energy Tracker with beeper and LED to assist in locating it.
Project Owner Contributor

Sol BLE Tracker


2.8k 446 18 29
small seven segment display for plugging on an ISP programming header of an Atmel Board or an Arduino
Project Owner Contributor



3.2k 88 6 29
A USB DAC with a 3-W x 2 amplifier
Project Owner Contributor

USB DAC with amplifier

Andreas Dahlberg

1.4k 79 17 29
charlie-plexed 11x10 LED matrix, perfect fit for a word clock. Also LEDs soldered on upside down.
Project Owner Contributor

PCB word clock


8.6k 51 19 29
A small cubiform stackable development platform.
Project Owner Contributor

Short Stack

Charles Aylward

2.9k 355 1 28
Audio DSP board based on a Cortex-M4 microcontroller for experimenting with things like guitar effects and sound synthesis.
Project Owner Contributor

Cortex Guitar Board

Jonas Norling

781 25 9 28
This is an attempt to create some hardware that may help to learn digital electronics and will be cheap enough
Project Owner Contributor

Educational TTL


4.4k 562 5 28
The wireless customizable low-cost home automation solution
Project Owner Contributor

Cumulus Wireless Sensor Platform


1.2k 60 4 28
A 'duino especially for putting in projects.
Project Owner Contributor



7.4k 324 24 27
Eventually, someone will make one even smaller. Please let me know when this is no longer the World's Tiniest 4x4x4 RGB LED Cube :-(
3.8k 38 11 27
This board is for prototyping electrotactile interactions - use an electronic signal to dynamically change the texture of a surface.
Project Owner Contributor

WEFT electrovibration demo board


7.5k 1k 5 26
A Stereo speaker with SPDIF, analog and Bluetooth inputs and DSP
Project Owner Contributor

A better Bluetooth Speaker


3.7k 1.5k 6 26
Easily scalable home automation solution using RF SoC
2.1k 24 3 26
Always wanted to have Msps ADCs on a Raspberry ... Let's dig into it.
Project Owner Contributor

20Msps+ ADC RaspberryPi HAT


1.1k 141 3 26
Play retro color 8 bit games on your TV from an Arduino.
Project Owner Contributor



8.1k 140 8 26
Hitachi HD63C09 clocked at a blistering 3 MHz with a capacious 64K of RAM! Retroputing bliss...
Project Owner Contributor

HD6309 Singleboard Computer


2.8k 50 11 26
Do you remember those star wars ewoks movies? This is the device the Towani Family were wearing in those movies, showing their lifesigns.
6.2k 712 1 26
SBHT is a data/digital voice radio capable of greater than 4 watts of power initially on the VHF Ham bands.
Project Owner Contributor


Shane Burrell

6.4k 40 10 26
A portable device that will log your ECG - the "waveform" of your heart - to your phone via bluetooth or to a memory card.
Project Owner Contributor

Heartbeat Logger

Ole Andreas Utstumo

4.9k 1.5k 6 25
A FPGA based ambilight clone with analog input.
Project Owner Contributor



4.5k 84 3 25
A networked 1-wire controller
Project Owner Contributor



3.8k 26 18 25
This is where I build and talk about projects designed by the great people of this community.
6.7k 1.3k 4 25
Add a soft-power switch to your Raspberry Pi
Project Owner Contributor

Raspberry Pi - PSU


1.7k 35 1 25
Full featured thermal camera, smaller than a credit card.
Project Owner Contributor

Pocket thermal camera


6.2k 76 2 25
A networked flux capacitor status indicator.
Project Owner Contributor

Wireless Flux Capacitor


2.3k 195 45 25
Open source POV bike lights controlled by Android over Bluetooth
Project Owner Contributor

Bike Lightning


4.6k 336 1 24
Turning the BeagleBone Black into a retro gaming appliance
Project Owner Contributor

Beagle Entertainment System

Andrew Henderson

2.3k 174 4 24
for building clocks and bring them anywhere you want, even integrated a temperature sensor, if you're into that kind of stuff
19.2k 644 6 24
Basic energy monitor using the ESP8266 and the ATMega328
Project Owner Contributor

ESP8266 Current Monitor

Patrick McDonnell

9.7k 518 6 24
An ultrasonic interferometer is assembled from optical drive components, 3d-printed parts and an ultrasonic range-finder.
Project Owner Contributor

Standing waves of sound

Andrew Ferguson

3.5k 41 3 24
Develop robust and affordable advanced sensing capability for 20,000 weather stations in Africa (lightning, precip water, ...)
Project Owner Contributor


Nick van de Giesen

3.1k 239 4 24
No more restrictions from high level software! Access the lowest level of radio transmission with this programmable USB stick.
Project Owner Contributor

Open narrowband RF transceiver

Samuel Žák

2.1k 65 4 24
A tilt and touch activated wristwatch using a "retro" style bubble 7 segment display.
Project Owner Contributor

Tilt Touch Time


4.9k 228 13 23
Develop an extra sense for a better orientation.
Project Owner Contributor


Sebastian Foerster

1.2k 92 0 23
An Arduino clone based on a TI's TM4C123G (An ARM M4F running at 80Mhz with USB OTG)
Project Owner Contributor



4.3k 26 4 23
A system of interchangeable parts for thermal management in PCB assemblies.
1.6k 54 2 23
A sweet Arduino shield with a ton of cool sensors for physiological parameters such as heart rate and breathing rate
2.4k 25 10 23
Create 3d-printable STL solder stencils form Gerber files
Project Owner Contributor

Robert Kirberich

2.2k 25 9 22
I want something usb stick thingy-ish to check a usb cable
Project Owner Contributor

USB cable tester


6.4k 42 2 22
A powerful, inexpensive, and extensible tactical sailing computer
Project Owner Contributor

Mr. Gibbs

Brook Patten

2.4k 51 4 22
A low-cost open-source scalable hardware platform for the development of interactive systems for deafblind people
Project Owner Contributor


Anderson Antunes

1.4k 53 0 22
Machine knit working circuit boards from downloadable digital patterns
Project Owner Contributor

Circuit Knitting

Jesse Seay

2.1k 25 5 21
Instant ICSP/FTDI headers that fit over your Atmega*8 on the breadboard.
Project Owner Contributor

Atmega*8 Breadboard Backpack


3.1k 26 17 21
Connect servos to your ESP8266 dev board.
9.7k 72 35 21
Maxim MAX30100 based Pulse Oximeter and Heart Rate Monitor
2.6k 370 15 20
A Simple Way Of Monitoring Plants To Make Sure They Are Getting What They Need.
Project Owner Contributor

Easy Planter


2.7k 722 13 20
This is an Arduino-compatible, vertically-mountable microcontroller board made entirely of TH components
6.8k 18 2 20
because paper is too easy
Project Owner Contributor

PCB Business Card


1.4k 17 0 20
A mini Attiny85 target dev board
Project Owner Contributor

T85 Target


3.1k 390 0 19
Wireless sensor network for the monitoring of Natural Gas, Carbon Monoxide, Temperature, Humidity, Vibration, and even Seismic Activity
2.8k 26 3 19
Development board for ATmega32U4 complete with 128x64 OLED and 5 way navigation button.
Project Owner Contributor



4.7k 276 2 19
An ESP8266 is used to control a 12VDC or 24VDC string of white or RGB LED's.
657 15 6 19
25MHz 1.8-5V SPI EEPROM/Flash Emulator
Project Owner Contributor



1.5k 33 4 19
Yet another toaster oven -> reflow oven conversion
Project Owner Contributor


Nick Sayer

5.3k 34 13 19
Converts 0 - 30 MHz up to 50 - 80 MHz. Allows HF(shortwave) reception on RTL-SDRs and the like. A square inch project entry
2.8k 1.8k 12 19
Global two-way satellite communication for robotics and IOT sensors. Easy to use, GPIOs, telemetry, low power and web API provided.
628 15 3 19
USB Power Delivery for everyone
Project Owner Contributor

PD Buddy Sink

Clayton G. Hobbs

2.7k 257 11 19
I forgot to build something for the Bay Area Maker Faire Bring A Hack event. I started this on April 7th. The Faire is May 16th.
Project Owner Contributor

Gummi Worm Clock


2.6k 27 8 19
Get Started Using Epaper With Your Favorite Platform!
2.1k 22 4 19
Miniature dev board for SAM21D / SAM20D ARM cortex M0+
Project Owner Contributor

mini SAM


4.5k 220 6 18
As you will probably know, this is the famous prop from Doctor Who, the television series from BBC. I just love this thing.
Project Owner Contributor

Sonic Screwdriver


1.2k 162 0 18
Laura brings low-cost long-range encrypted 915MHz communication to the palm of your hand.
Project Owner Contributor

Laura // ISM-band WAN Messaging

Phil Herlihy

2.6k 22 7 18
A tiny vapor phase reflow oven
Project Owner Contributor



3.7k 56 4 18
An Arduino Micro variant with an ARM Cortex M4 and onboard WiFi
Project Owner Contributor

Arachnio Due

Pierce Nichols

5k 52 7 18
A WiFi thermal camera based on a Heimann Sensor shutterless thermal imaging array
Project Owner Contributor

WiFi Thermal Camera

Erik Beall

13.6k 870 9 18
An arduino shield that lets you control an AC motor with closed loop feedback.
Project Owner Contributor

Arduino AC motor PID

matt venn

3.2k 53 4 18
A large hexapod using a frame from ebay, HXT12K servos from HobbyKing and a Parallax Propeller as the controller.
Project Owner Contributor

Halloween Hex

Duane Degn

8k 11 7 18
Logic circuit to take a binary input and convert it to a 7 segment display
19.6k 57 16 18
Upgrades to 3040Z-DQ
Project Owner Contributor

3040 CNC Milling Machine Mods


889 9 4 18
Adapter for playing Atari 2600 with Wii Nunchuck, with or without the accelerometers
Project Owner Contributor



2.3k 26 3 18
A Powermeter for USB Devices / Gadgets
Project Owner Contributor

USB Power Meter

Daniel Grießhaber

4.4k 441 5 18
Intended for a ESP8266-01 module Using NodeMCU Firmware To control my Solar PV setup DC disconnects remotely
1.3k 296 1 17
Build your IOT projects with Universal eCog modules that simply snap into low cost enclosures.
2.5k 647 1 17
An online free and open source electronic design tool that runs in your browser. See it live at
Project Owner Contributor



4.1k 22 0 17
Analyze LEDs and LDs to create electrical (SPICE) and optical models.
1.5k 725 8 17
Use your PIC-Projects on Mini-PCIe (USB/SMBus)
Project Owner Contributor

Mini-PCIe - PIC18LF2550 - DevBoard


1.4k 321 1 16
xDrip is a project developed(by Stephen Black) for diabetics who use the Dexcom glucose monitor. This is a custom PCB/Case for this system.
955 16 2 16
Press the button to momentarily disconnect a USB device
Project Owner Contributor

USB Interruptor

Paul Stoffregen

6.8k 64 5 16
A (relatively) cheap little board for experimenting with HDMI using a Spartan-6 FPGA
2.4k 77 1 16
Watson is a relatively simple RF power meter based on the "120 dB Measurement System" outlined in the Analog Devices (AD) AD8307 data sheet.
Project Owner Contributor

Watson - 120dB RF Measurement System


1.9k 28 9 16
An MPPT solar boost converter with 3.3v Output and Supercap energy storage.
Project Owner Contributor

1 Square Inch of Power


1.1k 22 2 16
A shield for the D1 Mini ESP8266 board with HT16K33 chip and 8x8 mini LED matrix.
Project Owner Contributor

D1 Mini Matrix Shield

Radomir Dopieralski

1.1k 44 0 16
Freescale / Hack A Day 2014 Make It Challenge Entry
Project Owner Contributor

Internet of "Thing"


727 18 9 16
Play your good old multiplayer Gameboy games over the internet!
Project Owner Contributor

Game Link Online

Arno Moonen

4.3k 344 4 16
Low power, battery operated ultrasonic parking aid.
Project Owner Contributor

Ultrasonic Parking Aid without Arduino


1.4k 11 1 16
How to control the 7 LEDs of a die with only 2 GPIO - a miniaturized electronic die based on ATtiny10.
Project Owner Contributor



2.4k 292 2 16
A smartwatch with an cortex m4f at heart. using awesome components and imagination to bring it to life.
4.7k 718 7 15
A pair of Altoids-tin sized transmitters, designed to be a cheap way to get music to an old device with no audio input.
Project Owner Contributor

AM/FM Transmitter Pair


1.6k 591 1 15
A highly responsive wind controller with expressive continuous push buttons based on linear hall-effect sensors - A musical IoT device -
1.7k 507 3 15
Smart wifi connected motion tracker & iOS app with a personality!
1.5k 159 5 15
Easy to build and program walking robot. Powerful 32bit microcontroller, 7 servos, touchscreen display, and 3D printed parts
Project Owner Contributor


Tyler Spadgenske

1.5k 104 3 15
Revamping a classic
Project Owner Contributor

LED Oscilloscope Mk. II

Ted Yapo

502 14 7 15
This project uses a 0.95" color oled display on the popular ESP8266
Project Owner Contributor

ESP8266 Color Oled


832 15 4 15
Breadboard-compatible USB PIC16F1455 board
Project Owner Contributor



1.8k 20 11 15
I got tired of having USB to serial adapters everywhere, so I designed this breakout board - USB to 4 serial ports!
Project Owner Contributor

FT4232 Quad Serial Breakout

James Fowkes

1.7k 246 3 14
Beginner friendly way to solder 0603 or larger components to pinheaders so you can plug them in your breadboard. 2 minutes and you are done.
429 10 13 14
Retro calculator that uses only antique germanium semiconductors ;)
Project Owner Contributor

Germanium Calculus


1.7k 21 3 14
Entry for SquareInch competition: TOTP token
Project Owner Contributor


Gus Logan

2.9k 25 8 14
There are more bats around than you think!
Project Owner Contributor

World's Smallest Bat Detector


1.6k 49 8 14
65C02-based SBC with a discreet-part servo controller and ADC intended as a intermediate-skill learning tool.
Project Owner Contributor

6502sbc Robot


1.7k 26 9 14
An extremely simple, dependable continuity tester
1.8k 38 7 14
Glanceable information displayed on a LCD screen powered by a atmega328 and feed from a internet connected raspberry pi
Project Owner Contributor



3k 902 4 13
The PhotonHome is the next step in bringing the Photon environment to AC powered applications
Project Owner Contributor

PhotonHome - AC Power IoT Homebase


3.5k 22 6 13
A small, low cost and low power Cortex-M0+ dev board
Project Owner Contributor


Alex Hiam

1.5k 1.6k 0 13
Internet of Things rapid prototyping platform.
Project Owner Contributor

Aquila IoT Platform


2.1k 712 0 13
Using a ESP8266 and MQTT to display environmental readings from nodes around the house on a OLED using DomotiGA and Mosquitto as the core.
Project Owner Contributor

NeoPixel Temperature Display


1.5k 368 1 13
Smartphone data logger for meters and sensors created by Christiania Nabovarme
Project Owner Contributor



2.2k 225 10 13
Super tiny, Micro clock using a Numitron as its display. Running off a 400mAh lipo battery.
Project Owner Contributor

Micro NumiTron clock

Jeremy g.

615 160 0 13
An preamp for electric instruments, based on an Opamp. (pronounced Micro-Pre)
Project Owner Contributor


Adam Vadala-Roth

5.7k 31 3 12
Breakout board for ESP8266 ESP-01 & 03 modules
Project Owner Contributor

ESP-01 & ESP-03 Breakout


856 12 1 12
Capacitive Touch morse code paddle using an ATTiny4 - (126 Bytes)
Project Owner Contributor

Tiny CW Capacitive Touch Paddle


2.8k 522 13 12
A board for adding WiFi and Bluetooth without using a USB port to any Raspberry Pi with a 40 pin header. Supports 802.11n upto 150Mbps.
1.9k 432 2 12
OLED screen to display info (i.e. weather) teamed up with a ws2812 led ring for glanceable status. Also a shutdown and reset button
Project Owner Contributor



399 772 0 12
(personal ambient space sensor) humidity, pressure and temperature logger
Project Owner Contributor


Don Smith

1.3k 24 5 12
stm32 dev board, data logger, etc...
Project Owner Contributor



832 186 2 12
I wanted to make a small, practical wristwatch that could be enclosed in a "fashionable" enclosure.
Project Owner Contributor

LED Wristwatch


2.6k 44 2 12
Smallest Cortex-M4 of the STM32 line with Espruino support in a Flex Module for wearable sensor processing. For sale on Tindie.
Project Owner Contributor

STM32F401 Flex Module

Chris Hamilton

1.1k 167 0 11
A TV remote with one button that cycles thought a list of pre set channels based on a attiny85
Project Owner Contributor

One button TV remote


2.7k 586 5 11
A full-featured, inexpensive bluetooth music system for cars with lacking stereos.
Project Owner Contributor



933 31 1 11
Connects a MIDI keyboard to an analogue synthesizer
Project Owner Contributor



1k 481 1 11
Simplified AVR Prototyping with a breadboard-friendly breakout
Project Owner Contributor

T-Board: uc Prototyping

Andrew Retallack

533 8 15 11
A 1" round wearable with 8 LEDs
Project Owner Contributor

Tiny Blinky

Nick Sayer

219 10 2 11
Shields for the D1 Mini ESP8266 board using the ISSI chips
1.8k 269 0 11
A Project page to host and blog about my various analog audio circuit experiments and designs.
1.3k 42 0 11
I wanted to try my hand at ADC design, and decided to make it into a key-chain while I was at it.
Project Owner Contributor

ADC on a Key-chain

John Boyd

1.4k 518 8 11
A UV monitor which helps prevent UV-caused skin damage.
Project Owner Contributor

Sunburn Monitor


858 1k 0 11
usb stick crypto device
Project Owner Contributor

USB crypto jawn


1.3k 30 6 11
Breakout-boards for some of TI's motor Drivers
Project Owner Contributor

DRVxxxx Breakout


2.1k 413 3 11
Cheap low power open source heart rate and body temperature monitor
Project Owner Contributor



1.2k 17 5 11
30 - 6000 MHz synthesizer with power amplifier
Project Owner Contributor

Microwave Transmitter


4.9k 150 8 11
An unholy marriage of an Arduino, an ATX power supply and a Raspberry Pi.
Project Owner Contributor



2.2k 9 0 11
Using and an ESP-12e with a LDR, we are notified when the washing machine has stopped.
Project Owner Contributor


Mark Kuhlmann

1.1k 20 0 10
A simple breakout board for the FLIR Lepton LWIR Camera module specifically giving access to the SPI and I2C pins.
Project Owner Contributor

FLIR Lepton Breakout


272 67 12 10
another display
Project Owner Contributor



499 15 1 10
IoT WiFi Temperature, humidity and barometric pressure sensor with battery voltage monitoring
Project Owner Contributor

ESP8266 WiFi Weather Sensor

Malte Pöggel

1.4k 538 3 10
Teensy v3.1 - FrSky Smart Port Sensor Shield with addressable led output and telemetry port
1.4k 11 6 10
Upcycles D1 Mini Wemos board to create a USB connected ESP8266 Pogo pin jig.
686 10 6 10
USB breakout board for easy access to all lines and current monitoring
Project Owner Contributor


kaktus circuits

4.8k 43 0 10
nRF51822 implemenation of Smart Bluetooth with a large amount of GPIO, 3dB antenna and SWD connector. For sale on Tindie.
Project Owner Contributor

nRF51822 BLE Flex Module

Chris Hamilton

1.2k 17 0 10
My version of the ubiquitous USB serial port gizmo
Project Owner Contributor


Nick Sayer

370 11 0 10
Dark-activated, 2.8 candela white LED with wide 160-degree light output powered by a 9 V battery.
Project Owner Contributor

BlackOut Light

Kris Winer

394 15 0 10
Randomly picks a TV channel for you to watch at the mash of a big button
Project Owner Contributor



728 35 0 10
An open source adaptive hearing aid
Project Owner Contributor

Hear Hear

Liam Marshall

978 10 5 10
A project to develop a small cheap black line follower Robot.
1.2k 13 6 10
Adapter PCBs for ugly or Manhattan breadboarding with SMD parts
Project Owner Contributor

Ugly SMD Adapters

Ted Yapo

537 51 2 10
Prototype board for type 741 operational amplifiers
Project Owner Contributor

Prototype that OP!

Henrik Alexandersson

259 28 2 10
pimp up grandma's clock with Nixie tubes
Project Owner Contributor

antique Nixie clock

Frank Buss

3.1k 137 0 10
An LED desk clock driven by NTP on a Pi Zero W
Project Owner Contributor

Raspberry Pi Zero W desk clock

Nick Sayer

451 61 1 10
Instant prototyping without a single line of microcontroller code
Project Owner Contributor

Adapative Nodes

Mandy Zheng

1.7k 14 7 9
3A TEC controller for thermal control of laser diodes etc.
Project Owner Contributor

I2C TEC controller

David Brown

3.2k 80 2 9
A simple desk clock that gets time from GPS
Project Owner Contributor

GPS Clock

Nick Sayer

385 329 4 9
A small breadboard friendly breakoutboard for Atmel's ATmega8
Project Owner Contributor

ATmega8 breakout


643 13 2 9
This is a capacitive touch wheel could be used as a simple motion/swipe input to your microcontroller.
Project Owner Contributor

Capacitive touch wheel


2.6k 17 2 9
WiFi controller for RGB/RGBW Analog LED strips
Project Owner Contributor



1.2k 234 0 9
Yet another clock build using the beloved Nixie tubes
Project Owner Contributor

Nixie Tube Clock


1.3k 8 2 9
LPC824 based sensor box thingy
Project Owner Contributor


Alex Hiam

4.4k 409 3 9
Open Source bluetooth enabled IMU with SPI expansion slots. Track any motion
Project Owner Contributor

BLE Intertial Measurement Unit


1.1k 28 1 9
An Arduino based open source solution to a turbocharged vehicles electronic boost controller.
269 751 0 9
A framework for building a distributed network of small interactive art pieces
Project Owner Contributor

Distributed Art

Adam Phelps

4.2k 23 1 8
Creating a breakout board for the TI CC3200MOD WIFI micro controller.
Project Owner Contributor

CC3200MOD Breakout

Jackson Keating

4k 15 0 8
Harness the power of the ESP8266 to take photos while you chill and watch Netflix
Project Owner Contributor

Canon DSLR WiFimote


1k 20 2 8
9-axis Gyro with the BME280 Pressure, Humidity, Temperature sensor
Project Owner Contributor

12axis Flex Module

Chris Hamilton

1.8k 209 0 8
Use your Android/IoS phone or tablet to control your hardware remotely with the thingSoC ESP32 board
626 11 8 8
The cheap TP4056 Li-Ion charger boards need some upgrade
Project Owner Contributor

TP4056 3V3 load share addon board


5k 39 0 8
This project was started as a way to display and save information from my 2008 Honda Civic's OBD2 port.
Project Owner Contributor



597 8 8 8
One breakout board to fit 6, 11, 16 and 20mm sized coin cells.
Project Owner Contributor

Coin Cell Maestro

Analog Two

789 783 3 8
Set fireworks off with ether a timer or by TV remote
Project Owner Contributor

Remote firework launcher


844 15 2 8
A tiny and efficient uC controlled lab power supply
Project Owner Contributor



410 10 2 8
multi protocol interface tool
Project Owner Contributor



1.3k 27 0 8
A temperature compensated crystal oscillator for the popular RTL-SDR
Project Owner Contributor



595 157 5 8
A compact and standalone board, programmable via a simple Visual Language, for basic Automation.
Project Owner Contributor



890 15 0 8
An upconverter that enables listening to (V)LF stations using a standard HF communications receiver
Project Owner Contributor

(V)LF to HF upconverter


467 14 0 7
A small breakout board for the Avago Technologies AVM-2712
Project Owner Contributor

LNA GPS front end


1.7k 295 0 7
ESP8266 based humidity logging and adaptive fan control, door lock detector, and more...
Project Owner Contributor

Smart Home in the IoT Way


1.5k 18 0 7
Designed For Nextion HMI TFT Use
719 191 0 7
A small tesla coil controller designed to be run from a Raspberry PI
494 8 2 7
A shield for Adafruit Feather boards with buttons and a LED matrix display, for simple games.
Project Owner Contributor

PewPew FeatherWing

Radomir Dopieralski

223 10 2 7
pin^2 is a more versatile breakout board with space for extra components
579 7 0 7
A Calculator with 15 Digit Seven Segment LED. It used two 3x4 Switches and worked with Atmel 1284p. Based on Arduino.
Project Owner Contributor

snc98 .. Slash Number Calculator


3.6k 525 3 7
A break out board for the Raspberry Pi Zero for use with 5v signalling, and featuring a full size USB-A socket
Project Owner Contributor

Raspberry Pi Zero Breakout

David Brown

1.2k 10 0 7
A simple arduino gps logger
Project Owner Contributor

GPS Datalogger Prototype

Reed Foster

1.4k 222 15 7
MIDI synth board
Project Owner Contributor

Dream SAM2695 breakout board


989 23 1 7
Drives high voltage Piezo Haptic feedback devices by i2c. For sale on Tindie.
Project Owner Contributor

Piezo Haptic Flex Module

Chris Hamilton

850 96 0 7
Prototype design of a USB Storage Sled for use with the Intel Edison IoT module. Implements SATA & PATA.
Project Owner Contributor

Intel Edison: USB Storage Sled


758 276 0 7
A simple controller for the RGB LED panels found at Sparkfun and Adafruit, using the new MSP432 ARM microcontroller.
Project Owner Contributor

MSP432 RGB LED Panel Controller

John Boyd

481 6 0 7
Just another tiny, wide input voltage range, low cost, failsafe, high power LED driver.
Project Owner Contributor



868 11 0 7
This is a simple way to adjust the height on the z-axis of my lasercutter; just a jog dial, readout, and stepper controller
Project Owner Contributor

Simple jog dial for stepper motor


515 5 0 6
A miniature (1in^2) 4-channel voltmeter with logging.
Project Owner Contributor


Logan Cummings

2.2k 516 7 6
This is yet another STM32F030F4 breakout board. There are footprints for nRF24L01+ module, MicroSD.
Project Owner Contributor

STM32F030F4 IoT Breakout board

K.C. Lee

213 7 4 6
CPLDuino a mashup between an Uno and a Xilinx 9536XL CPLD
Project Owner Contributor

XC9536XL/XC9572XL (CPLDuino)

Jeremy g.

626 369 0 6
MIDI autonomous music box
Project Owner Contributor

La boîte à musique


1.3k 12 1 6
Matrix Keyboard emulator designed for retrocomputing use.
302 4 4 6
CY7C68013 in 56QFN package on a breadboard-friendly minimal system PCB.
487 5 0 6
An Arduino-compatible board to master the light in a scalable way. Drive any kind of LED-based project with 4 channel per board.
Project Owner Contributor



675 17 0 6
High voltage AC power is everywhere but there is a place for DC now with increasingly cost effective local solar power generation.
Project Owner Contributor

DC Home Lighting

Joe George

747 11 0 6
2kVA DC->AC power inverter
Project Owner Contributor

power inverter - google little box


750 24 9 6
Charge LIR2450 coin cells over USB
Project Owner Contributor

LIR2450 USB Charger


567 30 0 6
Coming very soon. Just about to get PCBs. Includes voltage regulator, shield can, integrated antenna and temperature sensor.
274 6 0 6
It allows you to easily hook up a atmega328 chip so it can programmed or connect a serial adaptor and still leave room on the bread board
285 6 0 6
This is a dual stepper controller (1.4A - 24v) using SPI/I2C interface with current limiting and 1/16th micro stepping
Project Owner Contributor

Dual Stepper controller

David Brown

4.1k 27 6 6
Charge two electric vehicles at once
Project Owner Contributor

J1772 Hydra

Nick Sayer

536 8 1 6
Reads motherboard duty cycle and scales that duty cycle to up to 4 other fans.
Project Owner Contributor

PC Fan Controller

Jason Jones

175 6 0 6
This sensor board using the SAMD21G18A Arm Cortex M0 definitely takes care of the problem of running out of sketch space
Project Owner Contributor

SAMD21G Oled Sensor Board


507 85 0 5
ever had one or two pin too less on an Arduino Nano? This is one solution.
Project Owner Contributor

ATmega 16/32 breakout


562 125 0 5
a learning project to gain experience with RF design and the ARM Cortex M0+ platform
Project Owner Contributor

sensor node

Hannes Hochreiner

308 639 0 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

194 3 0 5
A Simple Battery Voltage Monitor Using A LM339 Quad Comparator To Demonstrate Surface Mounted Device Assembly
Project Owner Contributor

LM339 Battery Monitor Board

Dave's Dev Lab

178 367 0 5
The TSOC_PSoC4L is a Programmable System on Chip board with integrated USB and Li-Po battery power and charging functions
Project Owner Contributor

thingSoC PSoC4L (large)

Pattern Agents

638 32 0 5
Demo Flex Module project to provide wearable LED strip lighting with motion feedback and bioelectric monitoring.
Project Owner Contributor

Dance Kit

Chris Hamilton

390 4 0 5
Audio BLE beacon that can be activated by the blind to find exact locations of doorways, bus stops, crosswalks, etc.
Project Owner Contributor


Patrick Van Oosterwijck

750 20 0 5
Provides simple digital MEMs microphone input through i2s. For sale on Tindie.
Project Owner Contributor

INMP441 MEMs Microphone

Chris Hamilton

397 6 0 5
Autonomous UAS swarm that will cooperate to image processing tasks
Project Owner Contributor


Julian Blanco

562 38 1 5
Converts a CTE70-compatible SSD1963 GLCD into an I2C or 1-wire slave device for use on the TeensyNet
Project Owner Contributor



510 10 6 5
Snap-on Desktop Widgets
Project Owner Contributor



552 5 0 5
Digital Handed Clock
Project Owner Contributor

Project Precision


1k 18 0 5
I wanted to try OSH Park, so I designed a simple breakout board for the AD849x thermocouple amplifier ICs.
Project Owner Contributor

AD849x breakout board


259 4 2 5
A holiday project to build a little Snowbot with an adjustable speed larson scanner for an eye.
Project Owner Contributor

Snowbot V1.0

Dan Hienzsch

968 18 0 5
DRV2605L based (linear resonant actuator)LRA driver with i2c control, haptic library, audio input, and motor sized. For sale on Tindie.
626 32 0 5
Flex Module for use on flexible PCB and breadboard.
Project Owner Contributor

10-axis Flex Module

Chris Hamilton

202 243 0 4
Linear virtual ground with OPA548
Project Owner Contributor

Virtual ground

kaktus circuits

585 15 0 4
The PCA9685 with forward current configuration to driver up to 16 motors (with the help of Darlington arrays). For sale on Tindie.
314 5 2 4
Splts a WS2812B bitstream, delaying one side by a selectable number of LEDs
Project Owner Contributor

WS2812B Delay Splitter


538 303 6 4
Remote monitoring hardware for cheese maturation, with real time plotting and logging.
Project Owner Contributor


Gus Logan

892 126 0 4
Solar Powered ATMega328P Board
Project Owner Contributor



295 146 2 4
Shield for RS-422 over CAT5 with USB for a host
Project Owner Contributor



396 65 7 4
An Electro-Luminescent Wire model of an Analog Clock
Project Owner Contributor

EL Wire Clock


689 341 10 4
Solar powered audio only variometer using MSP430 and MS5611
Project Owner Contributor

Sunny Vario


233 1.1k 0 4
Another home automation node with environmental sensors. But each node has 3pin ports with Gnd, 3.3v and Digital/Analog. Footprint for RFM12
Project Owner Contributor

Another Home Automation Node


565 22 0 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
579 158 0 4
Display text or graphics, with cool built-in fonts and animations on a 128x16 display. Easily controlled from an SPI interface.
370 9 5 4
had to extract it from the game boy programmer / cartridge project
Project Owner Contributor

Nokia 3310 / 5110 display board


527 5 2 4
A custom and expandable computer interior lighting system.
Project Owner Contributor



328 74 0 4
A compact board containing an AVR microcontroller that controls a power LED driver which can be activated via motion sensor
431 3 0 4
An easy to build solenoid engine for use as a desk toy or as a peripheral to common SBC's as a learning toy.
Project Owner Contributor

Acrylic Solenoid Engine

Extreme Electronics

874 1.6k 5 4
An ATmega328-powered programmer for 28C64 EEPROM
Project Owner Contributor


Tobias Eriksson

958 21 0 4
Charger system for Li batteries with fuel gauge. Works with Qi wireless or USB power source. For sale on Tindie.
150 32 0 3
Just a simple synth that uses a Trinket Pro for the brains and fits inside a Nivea tin.
Project Owner Contributor

Nivea Tin Synth w Trinket Pro

John Baichtal

263 310 0 3
The thingSoC ESP32S is a combination Wi-Fi and Bluetooth module that supports a variety of co-processors and peripherals.
Project Owner Contributor

thingSoC ESP32S Wi-Fi Module

Pattern Agents

348 17 0 3
Capacitive Touch Flex Module based on MPR121 that provides 12 inputs. For sale on Tindie.
429 5 2 3
A basic breakout board that converts an ESP-12E module into an XBee footprint.
Project Owner Contributor

ESP-12E Breakout Board

Daniel Eisterhold

1.6k 30 6 3
ECG Sensor summing amplifier and RC filter for feeding Plessey biosensors to an ADC. For sale on Tindie.
Project Owner Contributor

ECG ADC Buffer Flex Module

Chris Hamilton

503 10 0 3
ECG ADC buffer with an additional Twin T notch filter
Project Owner Contributor

ExG Notch Flex Module

Chris Hamilton

277 1 4 3
Motion controlled LED strip for wife's wardrobe
Project Owner Contributor

Smart Closet Light


167 7 0 3
My run through of Contextual Electronics cool Getting to Blinky KiCAD tutorial.
Project Owner Contributor

Getting to Blinky

Jackson Keating

554 4 2 3
Finally got it off of my breadboard.
Project Owner Contributor

I2C Temp Sensor Board


129 4 1 3
A passive water sensor than includes a breakout connector for a second sensor or an actuator
Project Owner Contributor

thingSoC Water Sensor

Pattern Agents

586 3 2 3
Portable headphone amplifier with built in LiPo battery charger.
293 579 0 3
USB based 3.3v 1-2A power supply. Utilizes a charger detector to raise a signal notifying when high current may be available.
Project Owner Contributor

USB Hi Power

Chris Hamilton

247 25 0 3
638 23 0 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

98 1 0 2
The thingSoC Grovey GPIO provides additional Input/Outputs with the ability to turn your Grove peripherals power on and off as well.
Project Owner Contributor

thingSoC Grovey GPIO

Pattern Agents

326 4 0 2
Latching Solenoid or Relay driver
Project Owner Contributor



457 4 1 2
Based on the LED Matrix Link's and NodeMCU Twitter Matrix is an 8x LED Matrices display to scroll tweets of your desired hashtag.
Project Owner Contributor

Twitter Matrix


274 154 2 2
Mag-stripe information pentesting tool
Project Owner Contributor


Salvador Mendoza

428 5 0 2
Analog video console based on XMOS xCore with VGA/NTSC/PAL video output and PS/2 mouse/keyboard input. 32-bit scanline-based rendering.
Project Owner Contributor


Kevin H. Patterson

699 28 0 2
2.54mm 4 channel voltage converter opamp and RC filter for Spectra Symbol Flex Sensors
76 3 3 2
A small breakout PCB for the DIP ATmega328P MCU to fit inside of the plastic Amac Box sized 1" x 2" x 3/4". Great for tiny projects.
94 1 0 2
The thingSoC I2C Hub is a four(4) port I2C Hub/Switch board, an Embedded Module for thingSoC.
Project Owner Contributor

thingSoC I2C Hub

Pattern Agents

214 20 0 2
A Flex Module 4 pin connector that supports RGB strips with 4 leads (as well as many other 1 or 2 pin I/O peripherals). For sale on Tindie.
Project Owner Contributor

4P-RGB-Strip Flex Module

Chris Hamilton

813 5 0 2
Heating bath temperature controller.
52 82 0 1
thingSoC Grovey One is a thingSoC compatible embedded module based on the ATMEGA328 processor for the Arduino IDE
Project Owner Contributor

thingSoC Grovey One

Pattern Agents

66 1 0 1
The thingSoC USBUART2 Base board incorporates a Cypress CY7C65215 Dual Channel USB Bridge, that supports UART, I2C, SPI, and JTAG interfaces
Project Owner Contributor


Pattern Agents

582 3 1 1
3D accelerometer with SPI, I2C and 3 ADC inputs
Project Owner Contributor

LIS3DH breakout board


57 2 0 1
The thingSoC Grovey ADC provides four (4) Analog-to-Digital channels of 16/12 bit resolution for the Grove System
Project Owner Contributor

thingSoC Grovey ADC

Pattern Agents

78 44 0 1
The TSOC_NEOLED is a WS2812 (a.k.a Adafruit NeoPixel) driver using programmable logic for fast updates
Project Owner Contributor

thingSoC NEOLED Driver

Pattern Agents

224 47 0 1
The TSOC_Teensy3x is a thingSoC adapter for the excellent Teensy3.2 board from PJRC.
Project Owner Contributor

thingSoC Teensy3x

Pattern Agents