What is Nagios XI?
Nagios XI is a powerful monitoring system that enables organizations to identify and resolve IT infrastructure problems before they affect critical business processes. Nagios XI monitors your entire IT infrastructure to ensure systems, applications, services, and business processes are functioning properly. In the event of a failure, Nagios can alert staff of the issue to begin remediation before outages affect business processes, end-users, or customers.
Company Details
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Real user data aggregated to summarize the product performance and customer experience.
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Product scores listed below represent current data. This may be different from data contained in reports and awards, which express data as of their publication date.
85 Likeliness to Recommend
93 Plan to Renew
78 Satisfaction of Cost Relative to Value
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Since last award
Emotional Footprint Overview
Product scores listed below represent current data. This may be different from data contained in reports and awards, which express data as of their publication date.
+87 Net Emotional Footprint
The emotional sentiment held by end users of the software based on their experience with the vendor. Responses are captured on an eight-point scale.
How much do users love Nagios XI?
Pros
- Enables Productivity
- Fair
- Reliable
- Performance Enhancing
How to read the Emotional Footprint
The Net Emotional Footprint measures high-level user sentiment towards particular product offerings. It aggregates emotional response ratings for various dimensions of the vendor-client relationship and product effectiveness, creating a powerful indicator of overall user feeling toward the vendor and product.
While purchasing decisions shouldn't be based on emotion, it's valuable to know what kind of emotional response the vendor you're considering elicits from their users.
Footprint
Negative
Neutral
Positive
Feature Ratings
Network Environment Monitoring
Network Performance Management
Network Analytics
Network Reporting
Traffic Monitoring
Network Mapping
Network Configuration Management
Network Quality of Service
Network Compliance Management
Operational Dashboard
Vendor Capability Ratings
Ease of IT Administration
Quality of Features
Breadth of Features
Vendor Support
Usability and Intuitiveness
Business Value Created
Ease of Customization
Product Strategy and Rate of Improvement
Ease of Implementation
Ease of Data Integration
Availability and Quality of Training
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Nagios XI Reviews
Arnaldo Ariel A.
- Role: Information Technology
- Industry: Utilities
- Involvement: IT Development, Integration, and Administration
Submitted Oct 2024
Very complete tool to monitor IT infrastructure
Likeliness to Recommend
What differentiates Nagios XI from other similar products?
It is easy to set up and use.
What is your favorite aspect of this product?
The amount of customization that can be done to the service checks available in the tool
What do you dislike most about this product?
Nothing to dislike.
What recommendations would you give to someone considering this product?
It is a great tool to implement systems monitoring.
Pros
- Helps Innovate
- Reliable
- Performance Enhancing
- Unique Features
Thiago S.
- Role: Information Technology
- Industry: Technology
- Involvement: IT Development, Integration, and Administration
Submitted Jun 2026
Complete Platform for Infrastructure Monitoring
Likeliness to Recommend
What differentiates Nagios XI from other similar products?
What impressed me most about Nagios XI was its ability to monitor virtually the entire IT environment on a single platform, from servers and network equipment to applications and services. Another strong point is the huge number of available plugins, developed both by the community and by partners, which greatly facilitates integration with different technologies and manufacturers. This flexibility allows the tool to be adapted to the specific needs of the company without major limitations, making monitoring more complete and efficient.
What is your favorite aspect of this product?
What I like most is the flexibility it offers; I can adapt the monitoring according to the needs of the environment and integrate different systems without much difficulty. This greatly facilitates the team's daily work, as everything is centralized and has the necessary visibility to identify and resolve problems quickly and efficiently.
What do you dislike most about this product?
Some tasks require navigating through several options until you find exactly what you're looking for, especially when setting up more specific monitoring. Once you become familiar with the platform, this ceases to be a problem, but it may take a little more time initially.
What recommendations would you give to someone considering this product?
It's worth exploring the library of plugins and customization features, as they allow you to adapt the solution to the specific needs of each organization and gain a much more complete view of the infrastructure.
Pros
- Helps Innovate
- Continually Improving Product
- Reliable
- Performance Enhancing
Darlene L.
- Role: Information Technology
- Industry: Technology
- Involvement: End User of Application
Submitted Apr 2026
Master network monitoring easily
Likeliness to Recommend
What differentiates Nagios XI from other similar products?
What truly differentiates Nagios XI is its build-it-your-way approach. Instead of forcing a predefined system, it gives me the tools, plugins, and flexibility to design monitoring exactly as my working needs.
What is your favorite aspect of this product?
I improved uptime significantly after implementing Nagios XI across all critical servers. The bandwidth usage can be monitored efficiently, helping me avoid network congestion during peak hours. It’s especially valuable in complex or unique setups where off-the-shelf tools fall short, giving me confidence that every critical component is being tracked properly.
What do you dislike most about this product?
I find reporting features helpful for sharing performance insights with management teams regularly. So, highlighting anything as its downside is not justifiable. Nagios is efficiently integrated with other tools to streamline workflows and automate responses.
What recommendations would you give to someone considering this product?
Nagios XI scales from small setups to large enterprise environments with thousands of monitored services. Documentation can feel extensive, but it covers nearly every use case thoroughly.
Pros
- Reliable
- Performance Enhancing
- Unique Features
- Effective Service