黒ナビ is a free Chrome add-on designed to enhance user awareness when browsing corporate websites associated with black companies, which are known for exploitative practices. Upon accessing such sites, the tool provides immediate alerts to inform users of the potential risks. This feature is crucial for individuals seeking to avoid employment with companies that may engage in unethical labor practices.

The extension operates seamlessly within the Chrome browser, ensuring that users receive timely notifications without disrupting their browsing experience. By identifying and alerting users to these corporate sites, 黒ナビ serves as an essential tool for promoting informed decision-making regarding workplace environments. Its straightforward functionality makes it accessible for all users, contributing to a more conscientious online experience.