Nagios XI is licensed via an annual subscription model based on the number of nodes (servers, switches, workstations) monitored.
While the software license is perpetual, staying current with updates requires a renewal fee. These costs are vital for long-term planning. : ~$2,104 200-Node Renewal : ~$3,466 500-Node Renewal : ~$6,939 Comparing Nagios Options Nagios Core Nagios XI (Standard) Nagios XI (Enterprise) Initial Cost Starts at $2,595 Starts at ~$4,690 Configuration Command Line Web-based Wizards Bulk Modification Tools Reporting Advanced Reports SLA & Capacity Planning Support Community-only Professional Ticketing Professional Ticketing Key Considerations for Your Budget nagios license cost
: Generally adds $2,095 to the Standard base price. Nagios XI is licensed via an annual subscription
: Often 2-3x more expensive for large infrastructure (e.g., $18k-$27k vs. Nagios' $6k-$10k for 100 hosts), but offers a modern UI and less maintenance labor. : ~$2,104 200-Node Renewal : ~$3,466 500-Node Renewal
Subscription options are also available, often starting around ~$599/year for smaller deployments.
: Up to $22,995 or more for specialized tiers Enterprise Edition Upgrade