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ExtraHop Reveal(x) for IT Operations vs Nagios Core comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 10, 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

ExtraHop Reveal(x) for IT O...
Ranking in Network Monitoring Software
71st
Average Rating
8.6
Reviews Sentiment
7.3
Number of Reviews
8
Ranking in other categories
Network Diagnostics (11th), IT Operations Analytics (14th), Network Packet Capture (6th)
Nagios Core
Ranking in Network Monitoring Software
11th
Average Rating
8.2
Reviews Sentiment
7.3
Number of Reviews
51
Ranking in other categories
IT Infrastructure Monitoring (10th)
 

Mindshare comparison

As of May 2026, in the Network Monitoring Software category, the mindshare of ExtraHop Reveal(x) for IT Operations is 0.7%, up from 0.5% compared to the previous year. The mindshare of Nagios Core is 1.6%, down from 3.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Network Monitoring Software Mindshare Distribution
ProductMindshare (%)
Nagios Core1.6%
ExtraHop Reveal(x) for IT Operations0.7%
Other97.7%
Network Monitoring Software
 

Featured Reviews

Out West - PeerSpot reviewer
Project Manager and IT Management Consultant at a integrator with 1,001-5,000 employees
Great for identifying application interdependencies with helpful support but needs better visualizations
We're just trying to identify the application interdependencies, which normally reside on different servers, including web servers, database servers, enterprise service bus, et cetera, up to your presentation layer before we start moving stuff around. Normally, the reason why we use these tools is to understand what assets we have, where they're deployed, and how they enter and operate before we decide to go move something from point A to point B. The solution is going to allow me to establish a wave or migration plan where you have different waves of migration and then you actually have move groups to try and get your application moved from A to B seamlessly. A to B could be on-premise to on-premise. It could be on-premise to cloud. Et cetera. The solution can tell me what components can I deploy, for example, into a cloud space, without having to refactor my applications since that can be quite time-consuming and costly.
HY
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.

Quotes from Members

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

Pros

"Wire data analytics."
"ExtraHop came out with the best price, and I think that it gives us a broader view of our network."
"You cannot hide from the wire; all truth lives in the packets, and ExtraHop gets them to talk!"
"ExtraHop is far ahead of anything comparable in the industry."
"Not only can you look at the protocol import level. It also has a live PCAP analysis."
"The most valuable feature is the way it handles data, from Layer 2 up to Layer 7. We can see everything that happens in the network."
"It gives you full 360-degree visibility into your entire infrastructure."
"ExtraHop is far ahead of anything comparable in the industry."
"Dashboard provides monitor of total assets."
"The poller is really good, I can easily implement new stuff and it is scalable."
"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."
"Key features include the GUI interface, its notification capabilities, and the real-time reporting."
"We are using Nagios Core on a VM and it's working very well, even though the specs of the VM are very low because it doesn't require much storage."
"I would rate the overall solution ten points out of ten."
"Nagios Core is stable."
"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."
 

Cons

"This solution would be improved if it had the ability to retain data longer."
"They have a new solution, ExtraHop Reveal(x), and I think it needs improvement."
"Additional out-of-the-box solutions and use cases would be nice."
"This solution would be improved if it had the ability to retain data longer."
"There is room for improvement in the security part. They have a new solution, ExtraHop Reveal(x), and I think it needs improvement."
"We'd like to see a local presence within the region in order to have seamless service whether it's the support, the implementation, or professional services."
"I would improve the Rule-Based Access Control (RBAC) by providing granular access control to the data."
"The improvement that would make the most impact would be expanding on the new EXA big data back end."
"A better UI for graphing would make it better. The present graphs are not very friendly and good to see."
"We're using the free version, which limits us in terms of the things that we can do."
"I like to have the option to configure Nagios using the web interface."
"The core version is no match for the XI version."
"Bandwidth monitoring is the pain point for me because Nagios Core does not monitor bandwidth effectively like Cacti does."
"Nagios Core can improve the graphical interface, it would make things a little easier."
"I believe Nagios Core will need to provide an option for big data platforms in the future."
"The NetEase reporting structure needs improvement, especially the availability report, which is weak."
 

Pricing and Cost Advice

"The pricing is fair considering the value provided."
"The pricing is higher than other solutions, but with such good features, I think it's worth it."
"The price of this solution for our environment is about £650,000 ($855,000 USD) for three years."
"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."
"The product is cheaply priced."
"It's free."
"Nagios Core is free to use."
"Nagios Core is an open source solution, and there are no licensing fees."
"We have saved a lot of time, money, and effort in reducing disaster times, which is owed to Nagios quick alerting."
"We are using the open-source, unpaid version."
"I would rate the solution's pricing an eight out of ten."
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Top Industries

By visitors reading reviews
Financial Services Firm
19%
Construction Company
8%
Computer Software Company
7%
Educational Organization
7%
Manufacturing Company
10%
Comms Service Provider
10%
Computer Software Company
8%
Financial Services Firm
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise2
Large Enterprise3
By reviewers
Company SizeCount
Small Business20
Midsize Enterprise11
Large Enterprise24
 

Questions from the Community

Ask a question
Earn 20 points
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.
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.
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...
 

Overview

 

Sample Customers

Alaska Airlines, bet365, Concur, McKesson, Microsoft, Morgan Stanley, Practice Fusion, Seattle Children's Hospital, Steward Health Care System
Airbnb, Cisco, PayPal, FanDuel
Find out what your peers are saying about ExtraHop Reveal(x) for IT Operations vs. Nagios Core and other solutions. Updated: April 2026.
893,311 professionals have used our research since 2012.