Try our new research platform with insights from 80,000+ expert users

Nagios XI vs OpServices OpMon comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 9, 2024

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Nagios XI
Ranking in IT Infrastructure Monitoring
20th
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
58
Ranking in other categories
Network Monitoring Software (23rd), Server Monitoring (12th), Cloud Monitoring Software (23rd)
OpServices OpMon
Ranking in IT Infrastructure Monitoring
77th
Average Rating
9.0
Number of Reviews
2
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of March 2026, in the IT Infrastructure Monitoring category, the mindshare of Nagios XI is 3.3%, down from 3.6% compared to the previous year. The mindshare of OpServices OpMon is 0.4%, up from 0.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
IT Infrastructure Monitoring Mindshare Distribution
ProductMindshare (%)
Nagios XI3.3%
OpServices OpMon0.4%
Other96.3%
IT Infrastructure Monitoring
 

Featured Reviews

Emmanuel Appiah Boateng - PeerSpot reviewer
Network and Security Engineer at a educational organization with 1,001-5,000 employees
Simplifies setup and requires user interface enhancement
Nagios XI is easy to install, which sets it apart from other open-source solutions I've tried. Typically, setting up a monitoring system on Linux involves cloning files from GitHub, building it, and installing many dependencies, but with Nagios XI, it wasn't like that. Nagios XI simplifies our setup and reduces the time spent configuring monitoring tools.
it_user220206 - PeerSpot reviewer
Director of IT with 51-200 employees
​It offers a simple implementation of business and infrastructure dashboards but the monitoring services need improvement.
* Service group capability * Ability to monitor users experience * Simple implementation of business and infrastructure dashboards * Network traffic monitoring Also, OpMon offers: * Greater scalability * Easy to manage and implement * The ability to create business groups that generate more accurate information * It has a robust and agile architecture; and * A highly trained team that gives it a lot of credibility.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"Simplicity of configuration; I can set up configuration of 100 devices with about 10 services in one to two days."
"Nagios is the best software of its kind if you have time for configure any host and network, and you can do quite everything with a bit of scripting."
"The most valuable feature is the monitoring of processes."
"Nagios XI is a simple monitoring tool with performance management and everything a standard monitoring tool provides."
"This solution has improved our ability to determine the source of a connection failure in our network, and now we are able to monitor the service provider's router and make that determination."
"The most valuable features of Nagios XI are you can customize it based on your use case and requirements, it is flexible and easy to integrate with our systems, and you can customize the solution by adding additional features using code."
"All of them, but mainly: Highly-efficient server performance monitoring engine Configuration wizards Infrastructure management Configuration snapshot."
"It's great for monitoring IT services infrastructure."
"Since we started using OpMon, we have increased our assertiveness and consequently reduced costs with fewer errors."
"As a consulting company we implement management solutions to a large variety of companies and after working with OpMon our project time was reduced and we can offer a different solution to each customer."
 

Cons

"It's in need of more standard plug-ins."
"Nagios XI can improve network and hardware monitoring, these parameters should be simplified to allow usage for monitoring. Additionally, if there was automatic reporting it would be helpful."
"WebUI should be improved (visual aspect) and should incorporate non-relational databases."
"We often need to develop custom plugins to get Nagios to work the way we want it to work because the features we need are not always available in Nagios."
"It is really difficult to integrate Nagios XI with another system to generate logs and alert our management of failures in security infrastructure."
"The reporting structure could be more streamlined."
"The scalability of Nagios XI is scalable. However, it is not easy to do."
"The technical support is variable - sometimes I get answers, but most of my tickets go unanswered."
"Infrastructure and business monitoring services need improvement."
 

Pricing and Cost Advice

"For the cost of the commercial product and support, and taking into account the open source characteristics of it, I believe it is difficult to a better value."
"Licensing costs are reasonable."
"It is good to contact experts for advice about what is the best solution for your specific infrastructure and enterprise."
"Nagios XI is open source."
"This solution is very expensive, at approximately $5,000 USD when I purchased it, which is why I haven't upgraded my version in several years."
"We are using the free version of this solution."
"Nagios Core does not have any payment, but Nagios XI requires payment for the license."
"You can grow into the higher-priced scale as they learn how to utilize the features for Nagios XI."
Information not available
report
Use our free recommendation engine to learn which IT Infrastructure Monitoring solutions are best for your needs.
885,264 professionals have used our research since 2012.
 

Comparison Review

it_user174738 - PeerSpot reviewer
IT Developer at a tech services company with 51-200 employees
May 31, 2015
Nagios vs. Zabbix vs. PRTG vs. Spiceworks vs. Solarwinds Network Performance Monitor
I have researched a quite a few network monitoring tools which can be used for various monitoring purposes of not only the servers, but the intermediate routers as well. There are majorly three types of these softwares. Ones which are completely open-source, you can do almost anything you want…
 

Top Industries

By visitors reading reviews
Financial Services Firm
10%
Computer Software Company
9%
Manufacturing Company
7%
Government
7%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business22
Midsize Enterprise17
Large Enterprise21
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for Nagios XI?
The pricing for the Nagios XI product is good and better than other solutions. I would give it a four or five.
What needs improvement with Nagios XI?
The user interface needs improvement. Many tools have poor user interfaces, making them hard to manage and navigate.
What is your primary use case for Nagios XI?
I normally use Nagios XI for our servers. It's not particularly used for network equipment, however, I use it for monitoring our server performance, including CPU, memory, data, and services runnin...
Ask a question
Earn 20 points
 

Comparisons

 

Also Known As

No data available
OpMon
 

Overview

 

Sample Customers

Nagios has over one million users globally, including AOL, DHL, McAfee, MCI, MTV, Yahoo!, Universal, Toshiba, Sony, Siemens, and JPMorgan Chase.
Allianz, banco renner, AES Sul, Metalfrio Solutions, Mitsubishi Motors, Ciplan, Unimed, Portonave, Grupo Zaffari
Find out what your peers are saying about Nagios XI vs. OpServices OpMon and other solutions. Updated: March 2026.
885,264 professionals have used our research since 2012.