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Nagios XI

Enterprise-grade monitoring solution with advanced visualization and reporting

As of 28 August 2026, Nagios XI is free to use. Commercial infrastructure monitoring platform from Nagios built on the open-source Nagios Core engine, licensed by node count. Softwr lists it under Technology.

Overview

What Nagios XI does

Commercial infrastructure monitoring platform from Nagios built on the open-source Nagios Core engine, licensed by node count.

What people use it for

  • Monitoring servers, networks, and IoT devices for status changes
  • Detecting infrastructure problems before they cause outages
  • Creating customizable dashboards for real-time IT visibility
  • Tracking SLA compliance and generating capacity planning reports

The honest half

Where it falls short

Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about Nagios XI.

  • Free Edition caps at 7 nodes or 100 services, whichever limit is hit first
  • Standard Edition is licensed per node count, starting at $2,595 for 100 nodes and rising to $14,995 for 1,000 nodes
  • Enterprise Edition, which adds capacity planning and SLA reporting, is sold as an add-on starting at $4,690 for 100 nodes on top of the base license
  • Sitewide Edition for large distributed environments has no published price and requires contacting sales

Cross-shopped

What people choose instead of Nagios XI

Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.

Pricing

What Nagios XI costs

Taken from the vendor's own pricing page. Prices move, so check before you buy.

Free Edition

Free

  • 7 nodes OR 100 services limit
  • Self-supported only

Standard 100-Node

$2,595 /perpetual

  • 100 nodes
  • First year includes support and upgrades

Standard 500-Node

$8,295 /perpetual

  • 500 nodes
  • First year includes support and upgrades

Standard 1000-Node

$14,995 /perpetual

  • 1,000 nodes
  • First year includes support and upgrades

Answered, with sources

Questions people ask

Each answer names the page it came from, so you can check it rather than take our word for it.

What is Nagios XI's pricing model?

Nagios XI uses perpetual licensing with one-time purchase costs based on node count, ranging from $2,595 for 100 nodes to $14,995 for 1,000 nodes.

Source
Is there a free version of Nagios XI?

Yes, Nagios XI Free Edition is available at no cost with a limit of 7 nodes or 100 services, whichever is reached first.

Source
What is included with Nagios XI licensing?

Initial licenses include one year of free version upgrades, up to 10 support cases, and support portal access. Each license permits three installations: production, backup/failover, and testing/development.

Source
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Softwr does not host reviews and shows no star rating for Nagios XI, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.

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