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This script checks the expiration of an SSL certificate.

Really exclude/include hostgroups from statusmap when using corresponding button, thus making it smaller and clearer.

Some Nagios fans in Japan made a cool video showing a mashup of Nagios and an R2-D2 unit. Check it out!

An animated version of the usual Nagios logo.

Check free memory by parsing the free(1) command. Allows normal and percent thresholds. Prints performance data too.

An alternative Perl implementation of check_disk for Unix hosts.

Nagios for iPhone is an interface to collect and display Nagios data from several servers on iPhone.

check_dell_bladechassis is a plugin for Nagios which checks the hardware health of Dell blade enclosures via SNMP. The plugin supports both the new M1000e enclosure…

Checks fan status on a CISCO-ENTITY-FRU-CONTROL-MIB compliant device (Cisco Catalyst switches, routers, ASA, MDS 9000 series, ...).

Ubuntu / Debian package of the Agent used for systems to be monitored by a Nagios server. Its purpose is to bring in dependencies like…

This plugin is used to monitor website up time and response time. Error codes will be returned if the website is not responding, the URL…

Database Monitoring with Nagios is a article with links to a collection of database monitoring plugins and descriptions of monitoring methods.

check_bgp script that uses BGP4-MIB (ePN complient)

NSCAweb is a Nagios core based monitoring solution addon which allows you to easily submit (passive) host and service checks over http(s) to the Nagios…

Using SNMP, checks the fill status of the quota on a NetApp Filer.

- UPDATED - 27.08.2010 I have inserted my first plug-in (you can get it from here) in this tutorial with the help of which we…

This tutorial describes a way of "auto-discovering" devices for Nagios through the example of adding 460+ printers.

Check diskusage for a guest server on an ESX installation. The check is done through the vcenter/vSphere API, meaning that the guest server's disk usage…

check_KAV is a DOS plugin for Kaspersky servers (with MSDE 2000) which allow you to get some information (virus, last full scan, license expiration time,…

Perl script based on snmpwalk in order to check one or more running processes on a windows machine.