Software Alternatives & Reviews

Nagios VS OpenNMS

Compare Nagios VS OpenNMS and see what are their differences

Nagios logo Nagios

Complete monitoring and alerting for servers, switches, applications, and services

OpenNMS logo OpenNMS

Project home page of OpenNMS - a java based network managememnt platform developed under the Open Source model
  • Nagios Landing page
    Landing page //
    2023-10-21
  • OpenNMS Landing page
    Landing page //
    2023-10-23

Nagios videos

Stop using Nagios - Andy Sykes

More videos:

  • Review - Bernd Erk - Why favour Icinga over Nagios
  • Review - How Nagios XI Works

OpenNMS videos

OpenNMS 101 - Module 6: SNMP Review

More videos:

  • Review - OpenNMS 101 - Module 2: Getting Started (Horizon 19 and later)

Category Popularity

0-100% (relative to Nagios and OpenNMS)
Monitoring Tools
80 80%
20% 20
Log Management
81 81%
19% 19
Performance Monitoring
81 81%
19% 19
Network & Admin
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Nagios and OpenNMS

Nagios Reviews

The Best Cacti Monitoring Alternatives
Nagios is free for small environments with seven or fewer nodes and hosts. Its paid version starts at $1995 for the license and is priced per user. There is also a variety of free training options for Nagios available online. Both of Nagios’ paid versions include a free trial.
10 Best Linux Monitoring Tools and Software to Improve Server Performance [2022 Comparison]
Nagios Core is an open-source Linux/Unix systems monitoring and alerting tool that can be extended through custom plugins, providing flexible Linux server monitoring. It remotely executes different plugins (executables or scripts) on your Linux server using the NRPE (Nagios Remote Plugin Executor) add-on, which gives you comprehensive monitoring data, including OS metrics,...
Source: sematext.com
10 Best Zabbix Alternatives
Nagios XI on the other hand is an easy-to-use agentless commercial edition that is targeted at large networks and enterprises. It uses Nagios Core as its back-end alongside other technologies including a built-in web configuration GUI, which makes it much easier to manage than Nagios Core. If flexibility and extensibility are what you’re after in a network monitoring tool,...
10 Best Open Source Monitoring Software for IT Infrastructure
Icinga, which began as Nagios Fork in 2009, got freed from the constraints of a fork and crafted Icinga 2, which is faster, easier to configure, more comfortable to scale significantly better.
Source: geekflare.com
Top 21 Log Management Software Tools
Nagios provides a complete log management and monitoring solution which is based on its Nagios Log Server platform. With Nagios you can increase the security of all your systems, understand your network infrastructure and its events, and gain access to clear data about your network performance and how it can be stabilized. It has a powerful out of the box dashboard that...

OpenNMS Reviews

10 Best Open Source Monitoring Software for IT Infrastructure
OpenNMS got built-in reporting, which means you can view the report in a beautiful dashboard and chart. Overall, OpenNMS got an excellent user interface.
Source: geekflare.com
Best Open Source Network Monitoring Tools and Software (Linux/Windows)
For example, there are many other open source monitoring tools that exist such as OpenNMS, Cacti, and Zennos and you have to consider the benefits of each one from the perspective of your requirement.
Best Linux Network Monitoring Tools for 2020
OpenNMS has been around since the late 1990s, when it was established as a management-oriented open-source monitoring tool for businesses and large networks. It has since acquired a formidable online community with a streamlined process of modifications and improvements. OpenNMS prides itself on its notification system, which provides live updates to the central control...

What are some alternatives?

When comparing Nagios and OpenNMS, you can also consider the following products

Zabbix - Track, record, alert and visualize performance and availability of IT resources

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.

Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.

Pandora FMS - Pandora FMS: Opensource monitoring software

Prometheus - An open-source systems monitoring and alerting toolkit.

cStatus - Monitor and scan a network.