Nagios XI pricing
9 plans read from nagios.com
Standard — 100 Nodes$2,595, paid once Perpetual license; 100 Nodes100 Nodes · Unlimited Services Read 23 Sep 2026 · nagios.com
Enterprise — 100 Nodes$4,690, paid once Perpetual license; 100 Nodes; Enterprise available as an add-on100 Nodes · Unlimited Services Read 23 Sep 2026 · nagios.com
FreeFree 7 Nodes or 100 Services, whichever comes first · most Standard features · no support Read 15 Oct 2026 · nagios.com
FreeFree Free7 Nodes or 100 Services, whichever comes first · most Standard features · self-supported Read 29 Sep 2026 · nagios.com
Standard$2,595, paid once Perpetual license; price shown for 100 Nodes100 Nodes · unlimited Services · first year of Maintenance & Support included Read 29 Sep 2026 · nagios.com
Standard (100-Node)$2,595, paid once Perpetual license; first year Maintenance & Support included100 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$4,690, paid once Perpetual license; price shown for 100 Nodes100 Nodes · unlimited Services · Enterprise features Read 29 Sep 2026 · nagios.com
Enterprise (100-Node)$4,690, paid once Perpetual license add-on; first year Maintenance & Support included100 Nodes · all Standard features · SLA reports · Business Process Intelligence · capacity planning · scheduled reports · bulk tools · audit logs Read 15 Oct 2026 · nagios.com
SitewidePriced on request Contact SalesMultiple installations · unlimited Nodes · Enterprise features included · Nagios Fusion license included Read 29 Sep 2026 · nagios.com
In short
- Nagios XI has a free plan (Free).
- A free trial is offered.
- Paid plans published: 6.
- 1 plan is priced on request (Sitewide).
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| Centreon | €0.19/mo | Yes | Yes |
| Checkmk | $275/mo | Yes | Yes |
| ManageEngine OpManager | $7.92/mo | Yes | Yes |
| Netdata | $4.50/mo | Yes | Yes |
| Glances | — | Yes | No |
| Argus Monitor | $1/mo | Yes | No |
| HWiNFO | — | Yes | No |
| Telegraf | $1,500/mo | Yes | No |