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Nagios

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87 reviews
  • 2 profiles
  • 4 categories
Average star rating
4.4
Serving customers since
2007
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Nagios XI

57 reviews

Nagios XI is an enterprise-grade IT infrastructure monitoring and alerting solution designed to provide comprehensive oversight of servers, networks, applications, and services. Built upon the robust Nagios Core monitoring engine, Nagios XI offers a user-friendly web interface, advanced visualization tools, and customizable dashboards, enabling IT teams to proactively identify and resolve issues before they impact business operations. Its scalable architecture supports monitoring from small environments to large-scale infrastructures with thousands of devices. Key Features and Functionality: - Comprehensive Monitoring: Nagios XI delivers full-stack monitoring capabilities, covering networks, servers, databases, and applications. It supports native cloud and virtualization platforms, including AWS, Azure, VMware, and Hyper-V. - Advanced Alerting and Reporting: The platform provides event-driven automation with multi-channel alerting options such as email, SMS, Slack, and Microsoft Teams. It includes customizable dashboards with performance graphs and capacity planning tools to aid in proactive infrastructure management. - User Management and Security: Nagios XI features role-based access control with multi-tenant capabilities, ensuring secure and efficient user management across the organization. - Flexible Deployment and Licensing: Offering hybrid deployment options, Nagios XI supports both on-premises and cloud environments. Its perpetual licensing model eliminates subscription fees, providing cost-effective monitoring solutions. Primary Value and Problem Solving: Nagios XI addresses the critical need for real-time visibility into IT infrastructures, enabling organizations to detect and resolve issues promptly, thereby minimizing downtime and maintaining optimal performance. By consolidating monitoring tools into a single platform, it reduces complexity and operational costs. The solution's proactive alerting and reporting capabilities empower IT teams to anticipate potential problems and implement corrective measures before they escalate, ensuring business continuity and enhancing overall efficiency.

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Nagios Network Analyzer

30 reviews

Nagios Network Analyzer is an enterprise-class network flow monitoring solution that provides organizations with comprehensive insight into network traffic patterns and bandwidth usage. By supporting industry-standard flow data technologies such as NetFlow, sFlow, J-Flow, and IPFIX, it enables in-depth assessment of a network's overall health. The intuitive web interface offers advanced visualizations and customizable dashboards, allowing users to monitor network performance effectively. Integrated with tools like Wireshark, Suricata, and Nmap, Nagios Network Analyzer enhances network security through real-time packet capture, intrusion detection, and network mapping. Its automated alerting system notifies users of abnormal activities or bandwidth anomalies, facilitating prompt issue resolution. Seamless integration with Nagios XI ensures centralized monitoring and reporting, making it a versatile tool for maintaining network reliability and security. Key Features and Functionality: - Comprehensive Flow Data Analysis: Supports NetFlow v5, v7, v9, sFlow, J-Flow, and IPFIX, providing granular visibility into network traffic. - Advanced Visualizations: Offers intuitive graphs and customizable dashboards for real-time monitoring of network performance and bandwidth usage. - Integrated Security Tools: Incorporates Wireshark for packet analysis, Suricata for intrusion detection, and Nmap for network discovery, enhancing threat detection and response capabilities. - Automated Alerting System: Delivers notifications for abnormal network activities or bandwidth thresholds, enabling proactive issue management. - Seamless Nagios XI Integration: Allows centralized monitoring and reporting by integrating with Nagios XI, streamlining network management processes. Primary Value and User Solutions: Nagios Network Analyzer empowers organizations to proactively monitor and analyze network traffic, ensuring optimal performance and security. By providing real-time insights into bandwidth utilization and potential threats, it enables IT teams to detect and address issues before they impact critical business operations. The integration with industry-standard tools and the automated alerting system enhance the efficiency of network management, reducing downtime and improving overall network reliability.

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Nagios Reviews

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Profile Name
Star Rating
59
24
2
2
0
SM
Shubham M.
11/04/2025
Validated Reviewer
Review source: Organic

Accurate Traffic Insights, But Setup Is Complex

Dashboard and visualisation of traffic and top talkers is very accurate
Verified User in Information Technology and Services
UI
Verified User in Information Technology and Services
10/22/2025
Validated Reviewer
Verified Current User
Review source: Organic

Powerful Monitoring with Broad Compatibility, but Setup Can Be Challenging for Beginners

Nagios is compatible with nearly every type of endpoint and a wide range of monitoring protocols.
LK
Lavana K.
06/17/2025
Validated Reviewer
Verified Current User
Review source: Organic

Nagios XI Offers Flexible and Cost-effective Monitoring solution

Nagios XI is straightforward to implement and use, offering flexible monitoring across a wide range of infrastructure components, all while remaining a cost-effective solution. It also supports the configuration of custom alerts tailored to your business needs. Additionally, Nagios XI integrates seamlessly with ticketing systems like ServiceNow (SNOW), and its customer support is responsive and readily available for urgent assistance. This is a great solution for monitoring key infrastructure components on daily basis such as virtual machines, application servers, file shares, and SQL databases

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HQ Location:
Saint Paul, MN

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@nagiosinc

What is Nagios?

Nagios is a widely-used open-source monitoring system designed to oversee the health and performance of IT infrastructure. It helps organizations proactively identify and resolve issues by offering monitoring capabilities for servers, network devices, applications, and services. Nagios provides robust alerting and reporting features, allowing IT teams to respond to incidents swiftly and maintain optimal system performance. Its flexibility and extendibility are bolstered by a variety of plugins and integrations, catering to diverse monitoring needs.

Details

Year Founded
2007