OpenNMS - Project home page of OpenNMS - a java based network managememnt platform developed under the Open Source model

SolarWinds Network Bandwidth Analyzer - Download a 30-day free trial of Network Bandwidth Analyzer Pack, easy-to-use software that delivers real-time monitoring, alerting, and reporting for routers, switches, and other SNMP-enabled devices.

The Dude - MikroTik is a Latvian company which was founded in 1996 to develop routers and wireless ISP systems. MikroTik now provides hardware and software for Internet connectivity in most of the countries around the world.

Flowmon - Clever Network Monitoring and Security Solution based on NetFlow, IPFIX and Network Behavior Analysis

NetXMS - NetXMS is an enterprise grade multi-platform open source network management and monitoring system.

Nagios Network Analyzer - Nagios Network Analyzer is a netflow analysis, monitoring, and bandwidth utilization software.