A shell script (that can be used as a Nagios/Icinga plugin) to check an SSL/TLS connection.

Tool for monitoring network devices (mainly using SNMP) - monitoring check plugin

Icinga2/Nagios plugin for checking domain expiration

Import devices and virtual machines from netbox into icinga2 to monitor them.

NetEye 4 community repository to share monitoring templates, Plugin scripts and instructions to enhance some NetEye modules in an guided way

This plugin will check a lot of different values on your Synology DiskStation.

Golang package for writing monitoring check plugins for nagios, icinga2, zabbix, etc.

Monitoring plugin for MikroTik devices for Icinga/Nagios/...

Monitoring für VMware vCenter Server Appliance via API

Nagios plugin for check fail2ban status and jails.

A Nagios / Icinga plugin for checking product synchronization within Katello/Red Hat Satellite 6.x

Monitoring plugin to check HAProxy with Icinga, Nagios and other compatible monitoring solutions

Nagios plugin for doing a GitLab health check

Monitoring plugin to check how long ago the last snapshot of a ZFS dataset was created.

Monitoring plugin to check Sophos XG firewalls with Icinga, Nagios and other compatible monitoring solutions

Nagios-Checks for monitoring NetApp 7-Mode-Systems via NetApp Perl API

Icinga 2 SMS notification script with Twilio

Gentoo Overlay for Icinga2 checks

Monitoring plugin to check network interfaces with Icinga, Nagios and other compatible monitoring solutions

NetApp ElementOS Monitoring for Nagios/Icinga