Arduino is an open-source platform with a physical circuit board and software (Arduino IDE) for electronic prototyping, popular among hobbyists, students, and professionals.
Arduino is a low-cost, flexible and easy-to-learn platform that offers fun projects using open-source software and hardware, available across multiple platforms.
Arduino kits include hardware and software. To activate your project, create and upload your code after assembling the hardware kit. Arduino, a text-based programming language, is based on C++.