Git and GitHub Explained: How Version Control Powers Modern Development

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Git is a local version control system that tracks code changes, while GitHub is a cloud-based platform for hosting and collaborating on those changes. Git uses a three-stage architecture — the working directory, staging area, and local repository — to manage how changes are recorded over time. The staging area lets developers group related changes into focused commits before saving them permanently, improving code review and organization. Key commands such as git add, git commit, and git push form the standard workflow for saving and uploading code changes to a remote repository. Together, Git and GitHub enable multiple developers to work on the same codebase simultaneously without overwriting each other's contributions.

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