Centerity Monitor vs Nagios Core comparison

Centerity Systems and Nagios are both solutions in the IT Infrastructure Monitoring category. Centerity Systems is ranked #71, while Nagios is ranked #11 with an average rating of 8.7. Centerity Systems holds a 0.4% mindshare in IM, compared to Nagios’s 2.4% mindshare. Additionally, 100% of Centerity Systems users are willing to recommend the solution, compared to 80% of Nagios users who would recommend it.

Centerity Monitor

Read 2 Centerity Monitor reviews

388 Views
384 Comparison Views

100% willing to recommend

Nagios Core

Read 51 Nagios Core reviews

4,463 Views
3,526 Comparison Views

80% willing to recommend

Centerity Monitor

Nagios Core

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Executive SummaryUpdated on Oct 9, 2024

Centerity Monitor and Nagios Core are competing in the IT monitoring space. Centerity Monitor appears to have the upper hand with its built-in analytics and automated insights, whereas Nagios Core offers superior customization and a strong plugin ecosystem.

Features: Centerity Monitor provides real-time performance analytics, automated incident response, and comprehensive monitoring solutions. Nagios Core offers flexibility, a wide range of plugins, and customizable monitoring setups.

Room for Improvement: Centerity Monitor could enhance compatibility with third-party tools, offer broader customization options, and improve the granularity of monitoring metrics. Nagios Core should simplify its installation process, provide more comprehensive out-of-the-box features, and enhance its user interface for ease of use.

Ease of Deployment and Customer Service: Centerity Monitor provides a streamlined deployment experience with dedicated support for quick setup. Nagios Core, while offering a more manual installation, benefits users familiar with open-source systems, allowing for extensive customization and self-service support.

Pricing and ROI: Centerity Monitor justifies its set-up costs with high ROI due to automation and a comprehensive dashboard. Nagios Core, as an open-source solution, requires minimal initial costs but accumulates additional expenses for plugins and customizations.

To learn more, read our detailed Centerity Monitor vs. Nagios Core Report (Updated: January 2026).

Buyer's Guide

Centerity Monitor vs. Nagios Core

January 2026

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Helped 881,227 peers since 2012

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

Centerity Monitor

Ranking in IT Infrastructure Monitoring

71st

Average Rating

7.0

Number of Reviews

Ranking in other categories

No ranking in other categories

Nagios Core

Ranking in IT Infrastructure Monitoring

11th

Average Rating

8.2

Reviews Sentiment

7.0

Number of Reviews

Ranking in other categories

Network Monitoring Software (10th)

Mindshare comparison

As of January 2026, in the IT Infrastructure Monitoring category, the mindshare of Centerity Monitor is 0.4%, up from 0.1% compared to the previous year. The mindshare of Nagios Core is 2.4%, down from 3.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.

IT Infrastructure Monitoring Market Share Distribution
Product	Market Share (%)
Nagios Core	2.4%
Centerity Monitor	0.4%
Other	97.2%

IT Infrastructure Monitoring

Featured Reviews

reviewer1312155

Andean Region Manager at a consultancy with 1-10 employees

A user-friendly solution that comes with a valuable machine learning feature

We use Centerity to monitor some business views related with ERP systems. For example we use this monitor to mesure electronic billing process. As a part of digital Transformation process coporation automates some process to avoid delays and human mistakes and we incorporated Centerity Platform to…

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Husham Yaqoob

Senior System Administrator at Interactive Group

Monitoring solution provides comprehensive visibility across IT infrastructure

The good thing about Nagios Core is it covers everything. Everything in the IT domain, you can monitor anything. You can even monitor printers, the ports of printers, Core workstations, and storage. You can monitor the workflow Core and the utilization of computes. If you want to grasp everything of your IT equipment on a single interface, you can use Nagios. It's the best one. It provides dashboards, and you can also configure your emails and alerts with it. If something is critical, you can configure it to notify via emails. It has a very handy dashboard, providing live alerts and visibility for everything.

Read full review

Quotes from Members

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

Pros

"The machine learning feature is valuable."

"The notifications are definitely one of the most valuable features of Nagios Core. We know what to look for and what to expect when things are down."

"Dashboard provides monitor of total assets."

"Our customers like that Nagios Core is an open source solution. It can be customized to our customers' specific needs."

"The most valuable feature depends on the project. It's great if you need to check to ensure a service is running 24/7. I can use the full solution for free, and it's flexible. If I need to add a dashboard, I can integrate it with Nagios. Cloud synchronization is wonderful."

"Provides timely notifications."

"It has made the life of the network operations staff more proactive in managing the resources of the infrastructure. It prevents disasters long before they can take place."

"Nagios Core is very configurable. Whatever you want, you can do it."

"The most valuable feature of Nagios Core is the ability to check the availability of the server for network connectivity. Additionally, the interface is good."

More Nagios Core pros

Cons

"They can improve the functionality that provides some numbers related to the behavior of the metrics."

"Making it a little easier to configure and set up from the start would help. There are multiple layers that you have to wade through to be able to set it up, to do it the right way, and to get it to do what you want it to do."

"Nagios Core can improve the graphical interface, it would make things a little easier."

"Cloud monitoring is an area for improvement because there aren't too many plugins available."

"The dashboard and monitoring features could be improved."

"The interface could be improved."

"The mapping is a little hard."

"The initial setup process could be easier."

"It's not that easy to install the product itself. Also, the UI is a bit hard for regular users to navigate through."

More Nagios Core cons

Pricing and Cost Advice

Information not available

"We are using the free version of Nagios Core."

"Lessening the price point would be an improvement."

"We are using the free version."

"The Nagios Core (PNP4Nagios + Core) is free and can be setup by Netadmin within a few hours. The only additional cost is the cloud server."

"We have saved a lot of time, money, and effort in reducing disaster times, which is owed to Nagios quick alerting."

"I would rate the solution's pricing an eight out of ten."

"The product is cheaply priced."

"Nagios Core is free to use."

More Nagios Core pricing and cost advice

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Top Industries

By visitors reading reviews

No data available

Computer Software Company

11%

Manufacturing Company

10%

Comms Service Provider

Government

Company Size

By reviewers

Large Enterprise

Midsize Enterprise

Small Business

No data available

By reviewers
Company Size	Count
Small Business	20
Midsize Enterprise	11
Large Enterprise	22

Questions from the Community

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What is your experience regarding pricing and costs for Nagios Core?

Nagios Core is a free and open-source product. We don't charge for the product itself, but we charge for the man-hour costs related to installation, configuration, ongoing operation, and maintenance.

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What needs improvement with Nagios Core?

The dashboard should be improved. It's very simple. I don't have a very clear or specific suggestion. You can change the skin of the dashboard, however, it's good for me.

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What is your primary use case for Nagios Core?

I was a senior system administrator. I've been using Nagios Core for more than ten years now. It can be used to monitor hosts, such as machines, and monitor services of any kind. I'm using it to mo...

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Compared 6% of the time

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Compared 6% of the time

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Product Reports

Buyer's Guide

IT Infrastructure Monitoring

December 2025

Download Centerity Monitor product report

Buyer's Guide

Nagios Core

January 2026

Download Nagios Core product report

Overview

Centerity is the pioneer provider of an All-in-One, IT Monitoring and Business Service Management (BSM) platform. Whereas legacy tools have focused on monitoring individual technologies which led to silos of performance data, Centerity breaks down silos by extending its monitoring coverage across all technology layers, from infrastructure (physical, virtual, converged, AWS, etc.) to applications (OS, SAP, Cloudera, etc.) and databases (SAP HANA, Hadoop, NoSQL, etc.), thereby providing an integrated, holistic view of system health, performance and availability. Centerity’s unique, unified platform, named a Gartner Cool Vendor in ITOM, can serve the needs of both IT executives and administrators while providing a complete business intelligence layer across all IT assets via cross technical and functional domain impact and trend analysis through its Business Service Management (BSM) capabilities.

Centerity Systems

This is IT infrastructure monitoring's industry-standard, open-source core. Free without professional support services.

Nagios

Sample Customers

Centerity Systems has thousands of customers world wide, including Fortune 500 Enterprises such as Cisco, General Electric, Siemens, Harris Corporation, and Coca-Cola.

Airbnb, Cisco, PayPal, FanDuel

Buyer's Guide

Centerity Monitor vs. Nagios Core

January 2026

Free Report: Centerity Monitor vs. Nagios Core

Find out what your peers are saying about Centerity Monitor vs. Nagios Core and other solutions. Updated: January 2026.

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