Taggee is a platform independent tagging server.
It has an HTTP interface for easy integration with
applications in need of tagging and even has an
HTML interface for use as a standalone bookmark
server.
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.