450+ DIY Arduino Projects with Code & Circuit Diagram

Arduino is a popular open-source development board used by engineers, hobbyists, and makers to develop electronic projects and prototypes easily. 

The below list consists of a large collection of free Arduino Projects from Circuit Digest. All projects consist of neatly illustrated Arduino circuit diagrams and detailed explanations, the relevant Arduino code is also provided for a complete do-it-yourself tutorial. If you want more projects you can also check out our collection of IoT Projects, ESP32 Projects, Robotics Projects, and Raspberry Pi Projects

May 22, 2018

What if we can generate different colors using a single RGB led and make our room’s corner more attractive? So, here is a…

May 18, 2018

Programming has always been fun and it just got a lot better with development platforms like Arduino. Almost every programmer…

May 15, 2018

A Tilt Sensor switch is an electronic device that detects the orientation of an object and gives its output High or Low…

April 27, 2018

Using a Servo motor is common in Robotics for precise control. Here, in this tutorial we are going to show you how to use a…

April 24, 2018

The ESP8266-01 has been a great module to quench all our thirsts for IOT projects. Since its release, it has developed a strong…

April 23, 2018

Using one or two Servo with Arduino is Easy but what if we want to use more than one Servo Motors?

Here, we are going to…

April 19, 2018

In this project, we are going to learn,

How to set up hardware support for Arduino in MATLAB software. How to control an…
April 18, 2018

“Sadly, in the name of progress, we have polluted the air, water, soil and the food we eat”. So monitoring the air quality is…

April 17, 2018

A timer is a type of clock used for the measurement of time intervals. There are two types of timer, one which counts upwards…

April 5, 2018

There are many types of LCDs used in Electronic Projects. We have already used 16X2 LCD in many of our projects and also used …

April 3, 2018

Today we are building an Arduino based Automatic Pet Feeder which can automatically serve food to your pet timely. It has a…

March 30, 2018

The MPU6050 is an IC 3-axis accelerometer and a 3-axis gyroscope combined into one unit. It also houses a temperature sensor…