Did you run out of input pins? Don't worry, here is a solution without any shift registers.
Project tutorial by Najad
Training board for essential logic gates.
Project tutorial by saifalikabi
This project uses an Arduino, a drawn keyboard using lead pencil, a paper, and a speaker.
Project showcase by Ikhsan Ismail
An interactive wall for anyone to show their creativity.
Project showcase by Natthakit KIMBAB Kang
The Scent-terrific Smart Candle is made of wax, flickers like a real flame, emits scents though a wax warmer, and is controllable by Alexa!
Project tutorial by Darian Johnson
If you do not struggle solving 'Towers of Hanoi' just build your own Arduino-powered 3-axis-robot.
Project showcase by Maverick
Turn MIDI data into stepper motor music!
Project tutorial by Jonathan Kayne
Collect data such as step count, lost calories, temperature, etc.
Project tutorial by Bruno Gabriel
Yes, it's overkill, but if walking up motion-activated light-up stairs is wrong, well then I don't want to be right.
Project tutorial by Dante Roumega
The classic whack-a-mole game using LED lights and a joystick.
Project tutorial by courtlandjensen
Multi-purpose display: 4 Digits with 7 segments each. Each segment has 2 NeoPixels.
Project showcase by Nicole Jesse
ArcheAge gamepad for instant combos.
Project in progress by The Gamers
Redesign of a cheap set of a kid's railway into an intelligent train with control from the Android device. Project updated. Added sensor.
Project showcase by Steve Massikker
The cheapest micro soldering station in the world, using a cheap USB soldering iron.
Project tutorial by Paulo Bruckmann
This project shows the first prototype of a connection between a smartwatch and Arduino for controlling eight LEDs.
Project in progress by dspenas
The tank that will follow you and serve you beer. Coolness is over 9000!
Project tutorial by Balázs Simon
We built a stylish and useful humidity and temperature sensor for our home workshop that uses color to alert us to big swings in humidity.
Project tutorial by Wicked Makers
Use Bare Conductive Electric Paint, an Arduino, and the anduinoWiFi shield to make a system that sends a text when a leak is detected!
Project tutorial by Samir Undavia and Adam Cellon
It's a dimmer switch! Create your own touch interface for controlling your Philips Hue lights using Bare Conductive's conductive paint.
Project tutorial by Brian Carbonette
An exploration of the future of illustration.
Project showcase by Team Sofia Aronov
Jrobot Delivery is ready to deliver your next pizza!
Project showcase by joechen
Don't buy a kitchen timer, they are all boring. Make one like this.
Project showcase by oklima
UltrasonicEyes is a fun and quirky project you can place somewhere and watch as it looks at things moving around in front of it. Freaky!
Project tutorial by Unexpected Maker
IoT + machine learning solution to air pollution in real-time.
Project in progress by Mehak Beri
Build a convincing artificial fire effect for the holiday season using NeoPixel LEDs, an Arduino UNO, and a cool mist module.
Project tutorial by Ben Eagan
A lock that can be controlled from a smartphone using an app.
Project tutorial by Md. Khairul Alam
I think adding Bluetooth to everything in my life has become a problem, I'm working on it.
Portable LED panels let you dress us like your favorite 8-bit video game characters.
Project tutorial by Ben Muller
This Arduino-based project will tune your guitar for you.
Project tutorial by Metrowest_AUG
It makes your car smarter detecting accidents to help you where nobody can.
Project tutorial by Luis Roda Sánchez
A 3D printed, battery powered box that includes an Arduino, an OLED display and a rotary encoder is used to control a motorized turntable.
Project showcase by Robin1508
eDOT is an Arduino based precision clock and weather station with built in IR remote receiver and automatic brightness adjustment.
Project tutorial by antiElectron
A dress with Curie's pattern matching engine on Arduino101 to control the embedded LEDs, which makes constellations show up on the dress.
Project tutorial by Kitty Yeung
You can make someone else's sunglasses see-through via BLE and check them out from far away, perhaps with your heartbeat.
Just in time for Halloween! This robotic doll uses Adafruit Feather HUZZAH ESP8266 as her brain. Let's make it smarter.
An Android Things-powered clock that allows the user to actually READ the time! Control it via Nearby API or through voice commands.
Project tutorial by Daniele Bonaldo
Air meter making, a second time! Let's look at temperature and humidity using the DHT 11 module.
by 4 developers
An exercise bike game controller: a standard bicycle and trainer stand, plus 2 Leonardos to emulate keyboard/mouse, and joystick inputs.
Project showcase by Tazling
Everyone needs a good scale in kitchen, what better than to build a high precision scale with the UNO?
Project showcase by Fedeasche
A simple candy dispenser to enjoy upon your request, as well as to practice Arduino and building skills!
Project tutorial by Hada Amira
This project includes the design of a control system to control a three phase AC motor of a service elevator using an Arduino Mega 2560.
Project tutorial by Lasith Ishan Premaratne
This toy project uses the TCS34725 to read the color of Lego bricks, and uses a Raspberry Pi UWP C# application to say the color.
Project showcase by Jeremy Lindsay
If there is sensitive data that you want to keep private when sharing a sketch, add a secret tab and store your private info there!
This is a 6x plant moisture sensor using Cayenne & a 3D printed case.
Project showcase by Mitch K
A system to truly control power saving for any project which is made using a development board that isn't power saving in nature!
Project tutorial by Shahariar
A very simple circuit to activate four timed solenoids for automated percussion: in this case hitting resonant plastic pipes.
Project tutorial by touchmysound
This alarm clock is an attempt to get our toddler to stay quiet in the morning while we try to continue sleeping.
Project tutorial by Patrick Prescott
Things you should know using ESP8266 WiFi module for its safety and easiness as it's very delicate module to use.
by Patel Darshil
Soil moisture sensor which gives you LCD display of percentage of moisture.
Project tutorial by Patel Darshil
IOT-based project to know about water leakage on your server.
Learn to code with this fidget spinner.
Project showcase by Team lightino
I want to make a small car with the stepping motor. Now, control the stepping motor first!
Project tutorial by Haoming Weng
Flashy LED decor lights that respond to your bike's motion.
Project tutorial by Leon Chu
Arduino Project: How to make a Fidget Spinner RPM counter with Hall-effect sensor.
by Andriy Baranov
A DAC is a circuit that allows you to translate numeric values into analog signals.
Project showcase by Arduino_Scuola
Stand out from the crowd with this unabashedly ostentatious excuse for a wallet.
Project tutorial by Alex Wulff
This whole circuit is the same size as a regular poker chip, but with an added surprise: lights!
The Sienci Mill One is a powerful, open source desktop CNC machine to turn your digital 3D designs into real physical objects.
Project tutorial by Sienci Labs
Use the orientation sensor in your Arduino 101 to control a cool Petri dish infinity-mirror illusion. This project is great for groups.
Project tutorial by Lucas Ainsworth
My 'Gorgy' clock! Enhanced with an IR remote, a TFT display, a barometer, and a humidity and temperature sensor.
Project in progress by Erik de Ruiter
Allows precise control of the throttle speed and the ability to run pre-programmed trolling routines.
Project tutorial by Terry Towle
The instant your prankee lifts up this 3D-printed cup it starts violently vibrating! The electronics separate from the cup for easy washing.
Stop reflashing your devices everytime the WiFi password changes! Learn how to use anduinoWiFi and AP mode to initiate WiFi registration!
It looks like a normal trophy from the outside, but the slightest touch will cause this trophy to break out into song.
A quilted fabric clock with NeoPixels, that tells time using an Arduino Uno!
Project showcase by Team Chris And Jessica Hogan
Use the PN532 NFC available on the anduinoWiFi shield to create an RFID keycard building access system.
In this tutorial I am going to show you how to build a Wireless Weather Station with a big 3.2" Color TFT display using Arduino.
Project tutorial by Nick Koumaris
Learn how to build an Art Deco style analog thermometer with Arduino.
You just bought a RGB LED strip kit and you would like to get rid of that cheap hand-held IR remote and to have REAL control.
Project tutorial by Philippe Libioulle
Quality microcentrifuges are generally too expensive for most people to afford. This project aims to provide a low-cost alternative.
Project in progress by kemfic
Move your drone racing skills to the next level with these interactive air gates!
Project tutorial by circuito.io team
7 awesome cases for 7 different circuito.io-supported components. It's 3D time!
Project in progress by circuito.io team
This project will show you how to schedule to drive the outputs on a MKR Relay Proto Shield using a MKR1000!
Project tutorial by Arduino_Genuino
A Lego arachnid controlled by your smartphone.
Project showcase by JulienChateau
Build a beautiful “infinity mirror” Illusion that you can control by changing this mirrors' orientation. Rotate for changing colors!
This LED Display Module can works with two-color LED matrix in two sizes (large and small), as well a 7 segments x 4 digits.
Using PixyCam and Intel Arduino 101 to drive this rover. Easy Robotic Vision system using PixyCam, rover reacts to the ball using Pan/Tilt.
Project tutorial by Ron Dagdag
The Flying Manatee flaps its wings in reaction to motion. It's a great project to get you started with simple DIY maker projects.
Project showcase by circuito.io team
DIY Amazon Echo using Arduino that can control house lights, tell you the time, play music and even get the weather status right now.
Project tutorial by ahmed ismail
Smart Vent System will help you save energy by heating or cooling only the rooms that you need.
Project tutorial by Gabi Zuniga
We live on a beautiful planet called earth, do you know how much is its weight? Lets find out.
Project tutorial by Jayraj Desai
Get yourself noticed on the night rides using a light sensor and some shinny leds.
Project tutorial by Marius Dima
Flip Dot Clock is a clock using Flip Dot Display. It's a matrix of colorful dots flipped by electromagnet, not LED.
Project showcase by iizukak
It is hard to measure the height of the children. So, we made Height Measure using distance sensor VL53L0X.
Project tutorial by HomeMadeGarbage
Vintage-style, minimal sized enclosure for a Raspberry-Pi + Arduino Internet Radio.
Project tutorial by Guilherme Schallenbach
An IOT app which make uses of ARTIK Cloud, Genuino MKR1000, DHT11 temperature and humidity sensor and MQTT protocol.
Project tutorial by vincent wong
ReSpeaker Home Automation Sample using Arduino MKR1000, Microsoft Cognitive Service Speech API, Api.ai and MQTT
Project tutorial by Krishnaraj Varma
Monitor lightning activity and get alerted on dangerous situations.
Project tutorial by Christos Chatzigeorgiou
Learn how to control Lego motors and servos with your Arduino and build your own Android app to remote control your model.
Project tutorial by Patrick Müller
Upgrade your home security camera or webcam with a motorized stand that will detect and follow any motion around the camera!
Project tutorial by Lindsay Fox
How can scientists model and predict the formation of sink holes using IoT?
Project showcase by truthkos
Automated Home using Raspberry Pi 2 (Windows 10 IoT Core) and Arduino.
Project tutorial by Anurag S. Vasanwala
Yet another useless Arduino clock, but i love it.
Project tutorial by Alexander
This tutorial demonstrates how to make a plant talk on Twitter through Sigfox network.
Project tutorial by Nicolas Lesconnec and Louis Moreau
Control your AC from across the room or across the world
Project in progress by BuddyC
Detect human face details with the help of an Arduino. Store detection results in into cloud data storage.
by Marius Dima
Control the temperature of the rooms you are actually in
Project tutorial by BuddyC
The device displays animated GIF pictures on a rotating cylinder. The GIF pictures can be downloaded from a PC via Bluetooth.
Project tutorial by Harald Bauer
Persistence of vision is an optical illusion, it works on a simple phenomenon how our day to day television works.
Project tutorial by Ravi Parmar
A modular home automation system
Project tutorial by Arjun Ganesan
Sending and Receiving data with nRF24L01+ using only 3 pins of ATTiny85.
Step by step on how to program a ATtiny85 microcontroller with Arduino Uno development board.
Attiny85/84 is very small and powerful chip from Atmel. In this tutorial we can add Bluetooth capabilities to this micro controller.
by Robin Kanattu Thomas
Bridging the gap between professional and DIY/hobbyist bench power supply.
Project showcase by prasimix
A robo which follows an object of uniform color using Computer Vision.
Project showcase by Rohan Juneja
Here is the implementation of the pretty simple game - Memory.
The goal is to pick a sequence using just a brute force and your memory:)
Project showcase by Anton Nazarenko
FreeRTOS, simple, easy to use, robust, optimised for Arduino IDE.
Full access to FreeRTOS capabilities, within classic Arduino environment.
by Phillip Stevens
Use Pushbullet to notify you of whatever your hardware is doing
by Gustavo Gonnet
We develop a replacement IR Remote for Speakers & Projectors in this article. The IR remote is controlled by a .NET application.
Project tutorial by Steve
A platform for creating large-scale wall mounted widgets like gauges, and graphs - bring your data to life and share it at a glance.
Project tutorial by IoT Design Shop
This project shows you how to build a cheap and easy, but very small CNC(Plotter) using Arduino UNO.
Project tutorial by Zain Shahwar
An interactive robot that anyone can make! Otto is very easy to 3D print and assemble, walks, dances, makes sounds and avoids obstacles.
Project tutorial by Camilo Parra Palacio
Involt is my simple HTML/CSS based prototyping framework with build-in hardware interactions for creative people like you.
by Ernest Warzocha
Host a Telegram Bot on your Arduino and chat with your brand new IoT device!
A QR generation library was ported to the Arduino UNO and Seeed LCD touchscreen platform. Displays time with seconds. Very distracting.
Project tutorial by Arduino Enigma
Be kind to your plants! Learn about the green house environment using MKR1000 and sensors. Control soil humidity and air conditions!
A robotic hand that emulate the movement of your hand wirelessly through a glove with sensors.
Project showcase by Gabry295
If you're tired of walking down to the basement to empty your dehumidifier, then you'll want to take a look at this...
Project tutorial by Zachary J. Fields
Scan and draw ruff sketch of distances ahead just like RADAR using UltraSonic Distance Sensor.
Project showcase by Anurag S. Vasanwala
Modify RC boat and maneuver using Windows Phone or Window Laptop.
Using Arduino to do a communication between sensors and Windows for IOT
Project tutorial by Christiano Faig
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