Ruby is a high-level, interpreted programming language that is designed to be easy to read and write. It was created in the mid-1990s by Yukihiro "Matz" Matsumoto in Japan, and it has a simple, elegant syntax that makes it easy for new programmers to learn and for experienced programmers to express their ideas clearly. Ruby is a general-purpose language, it can be used to create a wide range of applications, from web applications and mobile apps to desktop applications and scripts.
Ruby is an object-oriented language, it uses classes and objects to represent real-world things, it also supports other programming paradigms such as functional and imperative programming. It also has a dynamic type system, which means that the data type of a variable is determined at runtime, not at compile time.
Ruby is often used to create web applications, it is the language behind the Ruby on Rails web framework, which is a popular framework for building web applications quickly and easily. Ruby is also used to create scripts, automate tasks, and build automation tools and systems.
Ruby has a large and active community, which makes it easy to find support and tutorials online, it also has a rich set of libraries, frameworks, and tools that can be used for different needs, such as testing, debugging, and performance analysis.