Gentoo Project

network monitoring and analysis project

C library for the MaxMind DB file format

Libraries providing APIs to netlink protocol based Linux kernel interfaces

network Audit Record Generation and Utilization System

Clients for net-analyzer/argus

An ethernet monitor program that keeps track of ethernet/IP address pairings

Fast output system for Snort

Parser for Snort unified/unified2 files

Cacti is a complete frontend to rrdtool

Spine is a fast poller for Cacti (formerly known as Cactid)

parses logfiles of a wide variety of web proxy servers and generates reports

Color Bandwidth Meter

Watches network traffic and displays media from TCP streams observed

Network interface bandwidth usage, with support for snmp targets

A daemon which logs TCP/UDP/ICMP packets

A console-based network monitoring utility

Set of IPv6 security/trouble-shooting tools to send arbitrary IPv6-based packets

Nagios addon to store Nagios data in a database

Active/passive address reconnaissance tool

Ethernet/PPP IP Packet Monitor

Network traffic analyzer with web interface

A tool to perform passive OS detection based on SYN packets

Network packet generator and capture tool

powerful tool for testing stability of utilizing IP protocols

Utility for collecting and processing sFlow data

Realtime network interface monitor based on FreeBSD's pppstatus

SNMP Trap Translator

The de facto standard for intrusion detection/prevention

flow-based network traffic analyser capable of Cisco NetFlow data export

A Tool for analyzing network packet dumps

Utility to trace the route of IP packets

Tool to test TCP and UDP throughput

Data Acquisition library, for packet I/O

A library that performs application layer protocol identification for flows

A library and tools for trace processing

Open Source Deep Packet Inspection Software Toolkit

Performs automatic updates of GeoIP2 and GeoIP Legacy binary databases

IP Calculator prints broadcast/network/etc for an IP address and netmask

Display NAT connections

Multicast file transfer tool