Nagios Core
Open Source GPL-2.0The classic among open-source monitoring systems
Website
www.nagios.org GitHub
NagiosEnterprises/nagioscore Difficulty
●●● Advanced Last check
2026-04-13 Description
Nagios Core is the original open-source monitoring system and has been an industry standard for IT infrastructure monitoring for over two decades. It offers host and service monitoring, notifications, event handlers, and an extensive plugin ecosystem. Nagios has a huge community and serves as the foundation for many other monitoring solutions.
Preview
Platforms
Web Linux Docker
Replaces the following proprietary tools
Datadog → Nagios Core
New Relic → Nagios Core
PagerDuty → Nagios Core
Self-Hosting
Nagios Core can be self-hosted on your own infrastructure. Visit the official documentation for installation instructions.
Documentation →Categories
Tags
#klassiker
#plugins
#netzwerk
#infrastruktur
#c
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