GitHub: Version Control, Collaboration & Open Source | Comprehensive Guide

GitHub is a web-based platform for version control and collaboration that allows developers to track changes, collaborate on projects, and contribute to open source projects. It's primarily used for software development and provides tools for managing code repositories, tracking bugs, and reviewing code changes made by other developers. GitHub also offers features such as wikis, project boards, and issue tracking to help teams work together more efficiently. It's one of the most popular platforms for open source projects and has millions of users worldwide.