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Nagios® is the leader and industry standard in enterprise-class monitoring solutions. Our monitoring products are trusted by more than a million users worldwide to monitor their mission-critical IT infrastructure.
What made Nagios the leading solution on the market?
An unrivaled technical solution combined with an unbeatable value proposition.
We know your IT budgets can be often be limited, and we believe in competitive pricing that’s transparent and fair and licensing models that are easy to understand. Our competitors can’t say that, but its part of our core company values.
We think you’ll agree that once you compare Nagios with other products, you’ll see how Nagios beats them hands down when it comes to cost, features, benefits, and total value.

Superior Solution. Incredible value.
Nagios XI pricing starts at just $1,995 and includes one year of support, maintenance, self-paced training access, and access to special customer-only downloads!
Nagios XI comes with a 1-hour Quickstart session that will have you up and running in minutes.
Competitive Upgrades
For a limited time, we’re offering competitive upgrade pricing of up to 50% off when you switch from a competing product to Nagios XI.
To be eligible for a competitive upgrade discount, you must be able to provide proof of purchase (e.g. invoice or purchase order) for the competing product. Discounts are applicable to the first year of support and maintenance.