Xealous Nets is a set of programs to be used as
network calculators. One of them performs classful
calculations and the other performs classless
calculations, i.e. CIDR.
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.