Agemail is a Tcl utilty which removes old messages from mailboxes via IMAP. Individual user control files determine which mailboxes and how old the messages can get.
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.