450+ DIY Arduino Projects and Tutorials

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

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 10, 2023

If you've ever worked with the SIM800L module, you know that it can be a powerful tool for various projects, including…

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…

October 4, 2023

In this blog, we will learn about how to interface a Passive Infrared sensor (PIR Sensor) or…

October 2, 2023

In this tutorial, we will learn to Guide you about how you can interface a heartbeat sensor…

September 27, 2023

In this tutorial, we'll guide you through interfacing an Arduino with an ultrasonic sensor…

September 19, 2023

In the domain of robotics and automation, precision-controlled mechanical movements have…

September 15, 2023

Welcome to our blog post on interfacing the WS2811 (5V) RGB LED strip with Arduino! In this guide, we will…