pmacct is a small set of multi-purpose passive network monitoring tool
Triplay ISP billing system internet voip iptv hotspot
edit and replay captured network traffic
Tranalyzer flow generator packet analyzer moved to: tranalyzer.com
NetFlow iptables module for Linux kernel
Analizes PCAP files and gives statistics about IP packets.
NfSen plugin to generate and analyze per-IP statistics
netflow collecting and processing tools