GitHub is a web-based platform that allows developers to store, manage, and share their code with others. It provides a collaborative environment for developers to work together on projects, track changes, and manage versions of their code. GitHub also offers a range of tools and features, such as issue tracking, pull requests, and code reviews, to help developers collaborate more effectively. It is widely used by open-source projects, as well as by companies and organizations for their internal development projects.
GitHub is built on top of Git, a distributed version control system that allows developers to track changes to their code over time. With Git, developers can create branches to work on different features or versions of their code, and then merge those branches back into the main codebase when they are ready. GitHub provides a web-based interface for managing Git repositories, as well as a desktop application and command-line tools for working with Git locally.
GitHub also offers a range of features to help developers collaborate more effectively, such as pull requests, which allow developers to propose changes to a codebase and request feedback from others before merging those changes in. GitHub also provides tools for managing issues and bugs, as well as for tracking project milestones and releases.
In addition to hosting code repositories, GitHub also offers a range of other services, such as GitHub Pages, which allows developers to host static websites for free, and GitHub Actions, which provides a way to automate workflows and build and deploy code directly from GitHub.
Overall, GitHub has become an essential tool for developers and organizations of all sizes, providing a powerful platform for collaboration, version control, and project management.