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Nagios support plans ensure you always have professional assistance when you need it. Annual support plans start at just $2,495 USD.
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This is the place you'll find downloads for Nagios - the industry standard for IT infrastructure monitoring. First time Nagios user? Learn about Nagios, what it is, and what it can do for your organization. Learn More.

Step 1 - Download Nagios Core

Required. Contains the monitoring application and web interface.

Download Nagios Core >

Step 2 - Download Nagios Plugins

Also Required. Allows you to monitor services, applications, metrics, and more.

Download Nagios Plugins >

Step 3 - Download Nagios Addons

Trick out your Nagios install by extending its capabilities with hundreds of community-contributed addons.

Download Nagios Addons >

Step 4 - Get Support

Access community documentation and world-class technical support to see you through your IT monitoring challenges.

Get Support >

Nagios, the Nagios logo, and Nagios graphics are the servicemarks, trademarks, or registered trademarks owned by Nagios Enterprises. All other servicemarks and trademarks are the property of their respective owner. Website Copyright © 2009 Nagios Enterprises, LLC. All rights reserved.