About GitHub Pages (docs.github.com)You can use GitHub Pages to host a website about yourself, your organization, or your project directly from a repository on GitHub.com. […] GitHub Pages is a static site hosting service that takes HTML, CSS, and JavaScript files straight from a repository on GitHub, optionally runs the files through a build process, and publishes a website.
GitHub (Wikipedia)GitHub, Inc. (/ˈɡɪthʌb/) is a platform and cloud-based service for software development and version control, allowing developers to store and manage their code. It uses Git software, providing the distributed version control of Git plus access control, bug tracking, software feature requests, task management, continuous integration, and wikis for every project. Headquartered in California, it has been a subsidiary of Microsoft since 2018.