GitHub PR HTML Preview is a Chrome extension designed to streamline the process of reviewing HTML files within GitHub pull requests. This tool enhances the 'Files Changed' view by allowing users to preview HTML files directly, making it easier to assess changes without needing to navigate away from the GitHub interface. With its straightforward integration, users can quickly visualize modifications and ensure that updates meet project standards before merging.

This extension is free to use and falls under the category of browser add-ons and tools. It is particularly useful for developers and teams who frequently engage in collaborative projects on GitHub, as it simplifies the review process and enhances productivity. By providing a seamless preview experience, GitHub PR HTML Preview helps maintain code quality and fosters better communication among team members.