ebook-thumbnailer generates thumbnails for common ebook formats. It includes the needed schemas to be integrated with the GNOME 3 Desktop, but should easily work with any other desktop environment.
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.