500+ 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 at Arduino IoT Projects | Arduino Robotics Projects | Arduino AI Projects | Arduino Home Automation Projects | Raspberry Pi Projects | ESP32 Projects

March 6, 2024

Nowadays visual indication is a must feature for any electronic device, which will make user interaction much easier. There are…

March 5, 2024

The biggest crisis we are heading into is the climate change due to excessive use of fossil fuels and to overcome these issues…

March 5, 2024

A flex sensor is a low-cost, easy-to-use variable resistor that is designed to measure the amount of deflection it experiences…

February 27, 2024

Adding sounds or music to our project will always make it looks cool and sounds much more attractive. Especially if you are…

February 26, 2024

The soil moisture sensor is the first thing that springs to mind when it comes to building your smart irrigation system or…

February 14, 2024

Voice Controlled Home Automation Using Arduino is an exciting project that aims to automate…

December 30, 2023

Breathing clean, healthy air is vital for our well-being, yet air quality remains a concern in many environments. In this article, we delve into…

December 18, 2023

In the world of electronics and robotics, servo motors play a crucial role in controlling…

November 3, 2023

In today's fast-paced world, convenience is key. Dealing with the temperature fluctuations in your living space can be…

October 30, 2023

Avoiding obstacles is a key job in robotics, where autonomous robots aim to reach their destination without bumping…

October 23, 2023

Waste management has become a pressing global issue as urbanization continues to grow. One…

October 12, 2023

Welcome to our latest project, an exciting journey where we delve into the world of…