Merge Gatekeeper for GitHub is a free Chrome extension developed by mitsuruog. It falls under the category of Browsers and specifically belongs to the Add-ons & Tools subcategory.

This extension aims to prevent careless mistakes when merging pull requests on GitHub. It provides a useful feature by displaying the merge destination close to the merge button. This helps users avoid merging into unexpected branches, such as mistakenly merging into the master branch instead of the intended develop branch.

With Merge Gatekeeper for GitHub, you can ensure that you never make the same mistake again. This extension serves as a valuable tool for those who want to avoid the frustration and consequences of accidental merges.