GitLab MR Viewed Files Counter is a Chrome extension designed to enhance the code review process by displaying a counter of remaining files to review in merge requests (MRs). This tool is particularly beneficial for large projects with multiple changes, helping developers keep track of which files have been reviewed and which still require attention.

Key features include automatic counter updates as files are viewed, seamless integration with GitLab’s navigation bar, and support for all GitLab versions. The extension is easy to install and does not collect any user data, ensuring a secure experience. Overall, it simplifies task allocation and improves collaboration among development teams.