GitHub is a widely-used platform for version control and collaboration, primarily designed for software development. It operates on Git, a version control system that allows multiple users to work on projects simultaneously without conflicts. GitHub provides a user-friendly interface for managing repositories, tracking changes, and facilitating contributions to open-source projects. Key features include issue tracking, pull requests, and the ability to host static websites through GitHub Pages. With over 56 million users, GitHub has become an essential tool for developers, enabling them to share code, collaborate on projects, and contribute to the global open-source community.