Laughing Man is an application that detects if a Web page has
changed. It uses a Web server's last modified date if available,
and generates a hash number based on the contents of the
page.
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.