OpenNMS is an open-source network monitoring platform that helps you visualize and monitor everything on your local and distributed networks.




Intermapper is described as 'Diagnose network performance problems in real-time with Intermapper, network monitoring software from HelpSystems. Powerful, reliable, and user-friendly, Intermapper helps network professionals stay ahead of outages by monitoring the performance of all your physical and virtual' and is a Network Monitor in the network & admin category. There are more than 25 alternatives to Intermapper for a variety of platforms, including Windows, Linux, Web-based, Self-Hosted and Mac apps. The best Intermapper alternative is Zabbix, which is both free and Open Source. Other great apps like Intermapper are Nagios, Datadog, Spiceworks and Wireless Network Watcher.
OpenNMS is an open-source network monitoring platform that helps you visualize and monitor everything on your local and distributed networks.




NeDi can discover your network on a regular basis. It allows you to locate and track all connected devices, monitor traffic or broad-

Cacti is a complete frontend to RRDTool, it stores all of the necessary information to create graphs and populate them with data in a MySQL database. The frontend is completely PHP driven. Along with being able to maintain graphs, data sources, and Round Robin archives in a...




Automatic physical network topology discovery based on SNMP. Network traffic monitoring. Monitoring invalid and dropped packets (ifInErrors, ifInDiscards). Display VLAN IDs. Computer inventory. Web browser-based access. E-mail alerts notifying.

Network diagnostic and troubleshooting tool organizer with GRAPHICAL network map:




NTop is a hybrid layer 2 / layer 3 network monitor, that is by default it uses the layer 2 Media Access Control (MAC) addresses AND the layer 3 tcp/ip addresses. ntop is capable of associating the two, so that ip and non-ip traffic (e.g.


Netdisco is an Open Source web-based network management tool first released publically in 2003. The target users are large corporate and university networks administrators. Data is collected into a Postgres database using SNMP and presented with a clean web interface using Mason.



Open source observability platform. SigNoz helps developers find issues in their deployed applications & solve them quickly.




Sentinet3 is an enterprise class unified proactive monitoring device able to monitor Systems, Applications, and Networks.

Automatically plot your network in minutes with network mapping software.


The automated IT performance monitoring platform that enables companies to easily and cost-effectively monitor their entire IT infrastructure stack.
Network Monitor is a commercial-grade network forensics and traffic analytics solution that provides deep network visibility, powering threat detection and efficient incident response.


