A network management application written in Java. It claims to be the world's first enterprise network management developed under an open source model. The project was registered on SourceForge on July 2000. Designed to scale to thousands of notes from one installation, OpenNMS can automatically discover network services and has an API for integration with bug tracking systems.Download
Zenoss Core is the open source network management product backed by Zenoss Inc. It manages the configuration, health, performance of networks, servers and applications in one system.
Zenoss has an integrated CMDB and it is controlled by a Web-based GUI. Custom devices like temperature sensors can also be monitored. In addition to the standard uptime and performance monitoring features, Zenoss supports monitoring templates dubbed “ZenPacks”.Download
In addition to the standard network monitoring features, NetXMS has business impact analysis tools. The NetXMS interface is a “fat” client and there is also a Web interface. Both free and paid support is available for NetXMS.Download
One of the most popular open source network management tools and is widely deployed amongst Linux users. It began life as “NetSaint” before being renamed Nagios. The central application is called Nagios Core, with additional functionality available through Nagios Plugins, Frontends and Config Tools. Regarding the third-party applications and plug-ins for Nagios, there is the Nagios Exchange portal that categorises extensions across various genres.Download
An open source network management suite that targets itself as being suitable for Web application and virtual machine management. The commercial Hyperic was acquired by SpringSource, which was then acquired by VMware. Hyperic features automatic discovery and records some 50,000 metrics across 75 application stacks. An Enterprise edition is available for Hyperic which includes more features than the open source edition and commercial support.Download
PRTG Network Monitor 184.108.40.20664
PRTG Network Monitor is a handy and professional network montoring utility. The software's features include: up/downtime monitoring, traffic and usage monitoring, packet sniffing, in-depth analysis and concise reporting. A user-friendly web-based interface allows users to quickly configure the network devices and sensors they wish to monitor. All common methods for network usage data acquisition are supported: SNMP and WMI, Packet Sniffing, and NetFlow.
PRTG Network Monitor includes more than 30 sensor types for all common network services (e.g. PING, HTTP, SMTP, POP3, FTP, etc.), allowing users to monitor networks for speed and failures. As soon as an outage occurs, alerts are sent via email, SMS, pager messages and other means. Download
NetTraffic is a network data rate monitoring tool. NetTraffic show data rates on chart and as text label. The application logs traffic and system time during the various periods of activity. Its statistics module presents prognosis, average rates and information about the current state. The tables and charts present statistical information from selected period. Download
CyD Network Utilities 2011
A useful application which helps users in diagnosing networks and monitor their computer's network connections. Its capabilities include: check open ports (checking running services), scanning for open resources, ARP table manage, Web site analyzer, Test connection etc.Download
NETGEAR Genie 220.127.116.11
NETGEAR Genie allows you to easily monitor your network and view the status of your Internet connection. The application automatically generates the network map and enables you to test the download speed of any website. It lets you configure the router settings, set high traffic threshold and use AirPrint to access any printer in your network. Download
It is a simple, small and Open Source tool that can manage to monitor your network traffic, search for images and Google search terms. It displays all the activity parameters on on your computer screen in the form of a mosaic. Download