BWstat is a network traffic statistical tool. It features user-
based authentication/privileges, yearly, monthly, daily, and
hourly statistics, support for themes, and is easy to set up
and use.
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.