This is a partial list of network management systems.
* Alcatel 5620 Network Manager & Service Aware Manager * Argus open-source network and systems monitoring software * Attachmate NetIQ AppManager & SecurityManager * AutoScan-Network - AutoScan-Network is a network discovering and managing application * Blue Coat Proxy Servers for WAN Optimization and Web cache * CA NetMaster Network Management for TCP/IP - IBM z/OS Mainframe Network Management * CA NetMaster Network Management for SNA - IBM z/OS Mainframe Network Management * CA Unicenter Network and Systems Management * CA Spectrum (formerly Aprisma Spectrum) * Cacti- network statistics graphing tool. * Castle Rock Computing SNMPc- Network monitoring and reporting system. * Cisco Active Network Abstraction A network resource management platform for large networks * CiscoWorks CiscoWorks Lan Management Solution Manages enterprise switching networks * Cisco Network Analysis Module Analyzes live network traffic * Comarch Comarch OSS Suite * DataMiner multi-vendor network management platform for IPTV, HFC broadband, satellite and broadcast ecosystems * ECI Telecom LightSoft Multidimensional Network Management System * Ericsson OSSRC - Operations Support System, Radio and Core * Everest NMS End to End Network Management Software Provider * Fidelia NetVigil - Enterprise application, server and network management * FireScope BSM - Web 2.0 Enabled Business Service Management, Network Monitoring and Management Software by FireScope, Inc. * Fluke Networks Visual Performance Manager (VPM) * Ganglia - an opensource distributed monitoring system for HPC clusters and grids * Hewlett Packard OpenView framework * Hewlett Packard HP OpenView TeMIP * Hewlett Packard SiteScope * Hyperic Open source application, system and network monitoring software for web-based applications * IBM AURORA Network Performance Profiling System * IBM Tivoli NetView * IBM Tivoli Network Manager (ITNM) * IBM Tivoli Netcool/OMNIbus * Intellipool Network Monitor * IPHost Network Monitor Mail, web, database, and other servers monitoring tool * LabTech Affordable network management and help desk system for MSPs, IT solution providers, and Corporate IT environments. * LoriotPro Software Professionnal snmp manager and network monitoring solution * Lucent VitalSuite Network and Service Management Software * Lucent Navis Optical Management System (OMS) * ManageEngine OpManager * Microsoft Operations Manager (MOM) * MOATIS Wide Area Management Services (managementasaservice.com) * MRTG * Nagios open source application * NetBoss Service Assurance and Element Management * NetDirector open source change and configuration management * Netdisco Web-based network management tool targeted at large corporate and university networks. * NetQoS * NOCOL/SNIPS Open source network management solution * NetFlow Monitor from CESNET * Nokia Open EMS * Nortel Enterprise Network and Service Management * Nortel Enterprise Network Management System * Nortel Enterprise Policy Manager * Nortel Enterprise Switch Manager * Nortel Proactive Voice Quality Management * Network Administration Visualized (NAV) from Norwegian University of Science and Technology * ODCNMS Open DataCenter Network Management System released under the GPL. * Observer Free software network monitoring platform with BSD license. * - Open Source Network Management Tools * OpenNMS Open-source network management platform released under the GPL. * OpMon OpServices´s IT Governance platform. * OPNET Technologies Sentinel software for network configuration auditing and change validation * OPSView Opsview enterprise network and application monitoring software * Opsware Opsware Network Automation System (NAS). * Osmius The Open Source Monitoring Tool: From servers to applications, from temperatures to stock shares. * PacketTrap - Network Management Software Provider. * Pandora Flexible Monitoring System - Monitoring Open Source flexible and customizable software. GPL * PathSolutions Switchmonitor Network Performance Monitoring System * PRTG Traffic Grapher * PolyMon - Open Source network monitoring running on Windows * PrefixNE Network Management Software by Prefix IT Ltd. * ProCurve Manager (PCM+) Comprehensive Management Software for products by ProCurve Networking by HP (base version free) * Rackwise Data Center Manager - Management of physical datacenter infrastructire * Raritan Computer's CommandCenter NOC * ServersCheck Monitoring Software agentless & browser based systems monitoring software * Siemens Integrated Network Management Services / System by Siemens * SNM open source application * Snort Open Source intrusion detection system * SolarWinds Network Management Software Provider * Spiceworks - Free Network Monitoring Software for Network Management * StorageIM - Free Network Monitoring Software for Storage Resource Management * SysUpTime Network Monitor Free Edition * TTI Telecom Service Assurance, Netrac Product Lines * DNA (Dynamic Network Abstraction) by Sheer Networks (acquired by Cisco Systems) * WhatsUp Gold Network monitoring solutions * ZABBIX open source application and network monitoring solution. *nix, Apache, PHP, MySQL or PostgreSQL. GPL * Zenoss commercial open source applications, server, and network management solution * Zyrion Traverse - Enterprise application, server and network management