Confusa maps a federated identity to an X.509 certificate that can be used to identity an end-entity with more services than just Web. The Web frontend is a classic LAMP setup, and it is XHTML 1.1 compliant.
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.
