PHP-based Squid Redirector (phpredir), as the name implies, uses PHP script to act as Squid redirector and do what Squid proxy redirectors do -- filtering.
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.