Nagios XI 2025 Pricing, Features, Reviews & Alternatives

Nagios XI is a scalable IT infrastructure monitoring and alerting solution. Designed for SMB's through to enterprise-level organizations, Nagios XI provides organizations with extended insight of their IT infrastructure allowing them to foresee problems before they affect critical business processes. Nagios XI provides a central view of your entire IT operations network allowing you to monitor all infrastructure components including applications, services, operating systems, system metrics, network protocols, & network infrastructure. Plan for infrastructure updates ahead of time with automated, integrated trending and capacity graphs. If something goes wrong, Nagios XI will alert you. Multi-user access and user-specific views ensure that clients and stakeholders see only the relevant infrastructure components they're authorized for whilst multiple API's ensure easy integration with other in-house and third-party applications.