11 Free Server and Network Monitoring Tools

We have come with another awesome collection of 11 free server and network monitoring tools. Such tools are helpful for any business that runs on websites or even on networking.

Server and network monitoring is very important and as such, it is a difficult job too. The good news is that there are countless free tools available on the internet that will help you out with the monitoring, make your job easy and save you loads of time. If a business is running on a network or a website, it is imperative for you to monitor that network and server. It would allow you to be wary of any issues that exist as soon as possible. In turn, this would let you take care of those issues in time saving you a lot of money technically.

Following is a complete list of 11 Free Server & Network Monitoring Tools which should help you with your daily activities and potentially save you a lot of time and money. The best part about this list is that the tools mentioned in this article are absolutely free. All you need to do is download them and the rest is history. Be sure to check out each and every single tool we have listed for your convenience and let us know which ones you liked and share you experience. As always, your comments and opinions are welcome.

Argus – System and Networking Software

Argus is a system and network monitoring application. It will monitor nearly anything you ask it to monitor (TCP + UDP applications, IP connectivity, SNMP OIDS, Programs, Databases, etc).


Capsa Free Network Analyzer

Capsa Free is a must-have freeware network analyzer for Ethernet monitoring, troubleshooting and analysis. It provides users with great experience to learn how to monitor network activities, pinpoint network problems, enhance network security and so on. Moreover, Capsa Free is a perfect choice for students, teachers and computer geeks to learn protocols and networking technology knowledge.

Capsa Free

collectd gathers statistics about the system it is running on and stores this information. Those statistics can then be used to find current performance bottlenecks (i.e. performance analysis) and predict future system load (i.e. capacity planning). Or if you just want pretty graphs of your private server and are fed up with some homegrown solution you’re at the right place, too ;).


The smallest free tool for monitoring computers in your local network and any internet hosts. Just start EasyNetMonitor, open popup-menu in tray and get the information about computers network state.



The free web debugging proxy for any browser, system or platform


Ganglia Monitoring System

Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters. It leverages widely used technologies such as XML for data representation, XDR for compact, portable data transport, and RRDtool for data storage and visualization.


MONIT Service Manager

Monit is a small Open Source utility for managing and monitoring Unix systems. Monit conducts automatic maintenance and repair and can execute meaningful causal actions in error situations



Nagios offers complete monitoring and alerting for servers, switches, applications, and services.



Observium is an autodiscovering network monitoring platform supporting a wide range of hardware platforms and operating systems including Cisco, Windows, Linux, HP, Juniper, Dell, FreeBSD, Brocade, Netscaler, NetApp and many more. Observium seeks to provide a powerful yet simple and intuitive interface to the health and status of your network.


Zenoss Service Dynamic

Zenoss monitors applications server, storage, network, and visualization within a single pane of glass. You can understand utilization trends across your infrastructure, including consumption and availability reporting.



Cacti is a complete network graphing solution designed to harness the power of RRDTool’s data storage and graphing functionality. Cacti provides a fast poller, advanced graph templating, multiple data acquisition methods, and user management features out of the box. All of this is wrapped in an intuitive, easy to use interface that makes sense for LAN-sized installations up to complex networks with hundreds of devices.



  1. Why are they free and what benefits do owner have in free tools? Has anybody used them? Are they really effective or may be they have a limited number of features because of being free? I prefer to pay and there are a lot of free tools e.g. Anturis, that is a cloud-based all in one monitoring software which can guarantee that I get any tech support when I need it.

    • Erez

      although free tools has limitations. we have tried to bring a list best tools from web. you can see their packages. if you feel that are not enough for your requirements.

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