PullRequest Suppressor for GitHub is a Chrome add-on developed by sue445. It falls under the category of Browsers and is specifically classified as an Add-ons & Tools subcategory. This add-on aims to suppress pull requests to other repositories, especially when developing a forked repository.

The main purpose of this add-on is to help prevent accidental pull requests to upstream repositories. By using PullRequest Suppressor for GitHub, developers can avoid making mistakes and sending pull requests to the wrong repositories. This can save time and prevent potential issues that may arise from mistakenly submitting pull requests to repositories that are not intended.

Overall, PullRequest Suppressor for GitHub is a useful tool for developers who want to ensure that they do not accidentally submit pull requests to the wrong repositories. It is a free add-on available on the Chrome platform, making it easily accessible to users.