Bitstars is an open-source project available on GitHub at https://github.com/bitstars. The repository hosts code and documentation for Bitstars, which appears to focus on technology or software development, though specific details about its functionality or features would depend on the repository's contents and any associated documentation. Typically, projects on GitHub can include applications, libraries, or tools created by developers for a variety of purposes. To understand Bitstars' specifics, one would need to review the files, readme, and any other documentation provided in the repository.