A suite of Monitoring Plugins (formerly known as nagios-plugins)

Thruk is a multibackend monitoring webinterface for Naemon, Nagios, Icinga and Shinken using the Livestatus API.

Adagios - Web Based Nagios Configuration

Collection of standard plugins to discover and gather cloud-to-edge metrics and status across your whole IT infrastructure.

openITCOCKPIT is an Open Source system monitoring tool built for different monitoring engines like Nagios, Naemon and Prometheus.

OMD - Open Monitoring Distribution Labs Edition.

Networks, Applications and Event Monitor

🐧 Nagios-compatible Plugins for Linux

A connector which copies performancedata from Nagios / Icinga(2) / Naemon to InfluxDB

SNClient+ - Cross platform monitoring agent

A plugin (monitoring-plugin, not nagios-plugin, see also http://is.gd/PP1330) which scans logfiles for patterns.

Ready made monitoring packs for Nagios

Livestatus Multitool Daemon - Create livestatus federation from multiple sources

Ninja is Now Just Awesome - a modern web GUI for Naemon

A Nagios / Naemon Prometheus exporter

PNP4Nagios/RRD Datasource for Grafana

Livestatus Perl API to access runtime data from Nagios, Naemon, Icinga and Shinken.

Forward nagios alerts to the alerta monitoring system

Docker images with OMD labs edition

Module for Effortless Redundancy and Loadbalancing In Naemon