Glassdoor is a website that allows current and former employees to anonymously review companies and share their experiences. Users can rate various aspects of their workplace, such as company culture, management, and salary, providing valuable insights for job seekers. In addition to employee reviews, Glassdoor offers job listings and salary information, helping users make informed career decisions. The platform aims to promote transparency in the workplace by giving potential employees a glimpse into what it's like to work at different organizations.