ElysianFields is the MUD based on the BACCHUS engine. The BACCHUS/ElysianFields engine is designed from scratch. It is fully threaded, and has a Web interface.
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.