React.js, commonly referred to as React, is an open-source JavaScript library for building user interfaces or UI components. Developed by Facebook (now Meta) and maintained by Facebook and a community of individual developers and companies, React was first released in 2013. It enables developers to create large web applications that can change data, without reloading the page. Its main goal is to be fast, scalable, and simple. React operates on the principle of component-based architecture, allowing developers to build reusable UI components. It manages the view layer for web and mobile apps, allowing developers to create complex, interactive UIs using declarative components. React also introduces a virtual DOM feature that efficiently updates the browser’s DOM, improving app performance and user experience. Its ecosystem includes tools like React Native for mobile app development, making React a versatile choice for front-end development.
The advent of React Hooks marks a pivotal shift in React development, ushering in an era …