Don’t miss your chance to attend the 2025 Nagios World Conference Sept 29th-Oct 2nd. Meet IT experts from around the world, increase your IT knowledge, up your monitoring game, hang out with the Nagios community, and enjoy great food and conversations in this exclusive event. Early bird registration is just $1,495. Want to present? The call for speakers is open!
The World’s #1 Open Source monitoring solution is now part of the powerful Nagios Core Services Platform (CSP) distribution.
Trusted by 1M+ users worldwide, Nagios provides complete monitoring of your entire IT infrastructure environment – including websites, DNS, servers, routers, switches, services, servers, workstations, and more.
Download the Nagios Core Services Platform distribution to get up a running quickly with smart monitoring wizards, informative reports, and insightful dashboards – all powered by enterprise-grade Open Source technology.
Nagios Core has been downloaded millions of times for good reason – it’s the industry standard in Open Source monitoring for all environments, large and small. Nagios Core works in conjunction with Nagios Plugins to provide comprehensive monitoring of websites, servers, network switches, routers, firewalls, ports, applications, metrics, and more.
See why people choose Nagios over other solutions
Nagios Core is distributed as part of the Nagios Core Services Platform (CSP) distribution in two formats:
Prefer to do it yourself? Get the Nagios Core source code download. Perfect for DIYers, hobbyists, and Open Source enthusiasts.
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