Date_Calc is a PHP class used to calculate and manipulate calendar dates and retrieve dates in a calendar format. It does not rely on 32-bit system date stamps, so you can display calendars and compare dates that date pre 1970 and post 2038.
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.
