Free Web Publishing System[tm] is free software. It is an open-source, PHP-based content management system, using an SQL backend for storing of content/site settings and HTML templates for page layout.
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.