Nagios XI pricing
8 plans on the record · a free plan · a free trial
Every plan
Standard — 100 Nodes
Perpetual license; 100 Nodes
100 Nodes · Unlimited Services
Read 23 Sep 2026 · nagios.com
Enterprise — 100 Nodes
Perpetual license; 100 Nodes; Enterprise available as an add-on
100 Nodes · Unlimited Services
Read 23 Sep 2026 · nagios.com
Free
7 Nodes or 100 Services, whichever comes first · most Standard features · no support
Read 15 Oct 2026 · nagios.com
Standard (100-Node)
Perpetual license; first year Maintenance & Support included
100 Nodes · unlimited Services per Node · infrastructure monitoring and graphing · open API · alerting and reporting · automation · configuration GUI · 70+ wizards
Read 15 Oct 2026 · nagios.com
Enterprise (100-Node)
Perpetual license add-on; first year Maintenance & Support included
100 Nodes · all Standard features · SLA reports · Business Process Intelligence · capacity planning · scheduled reports · bulk tools · audit logs
Read 15 Oct 2026 · nagios.com
Standard
Perpetual license; price shown for 100 Nodes
100 Nodes · unlimited Services · first year of Maintenance & Support included
Read 29 Sep 2026 · nagios.com
Enterprise
Perpetual license; price shown for 100 Nodes
100 Nodes · unlimited Services · Enterprise features
Read 29 Sep 2026 · nagios.com
Sitewide
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Multiple installations · unlimited Nodes · Enterprise features included · Nagios Fusion license included
Read 29 Sep 2026 · nagios.com