pybook is a Web-based application to manage your book collection. Although it is Web-based, it's a single-user application and is intended to be installed on your desktop, then accessed from anywhere on your home network or the Internet.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.