Learn how Icinga and Nagios differ in their key features, development activity, technology stack and community adoption, so you can decide which of these infrastructure monitoring tools is best for you.

Both Icinga and Nagios have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, activity, technology, maturity, licensing and features when making your decision.
Both Icinga and Nagios show comparable community engagement with 2,223 and 2,033 stars respectively. In terms of developer contributions, Icinga has 614 forks, indicating moderate developer engagement.
Icinga shows more recent development activity with its last commit 13 hours ago, while Nagios was last updated 2 months ago. This suggests Icinga is being more actively maintained.
Both tools share common technology foundations, being built with JavaScript, Bash, C, Objective-C. However, they differ in their additional technology choices: Icinga uses Python, C++, C# while Nagios leverages CSS, PHP, Ruby, Perl.
Both projects started around the same time, with Icinga beginning 13 years ago and Nagios 13 years ago.
The projects use different licenses: Icinga is licensed under GPL-3.0 while Nagios uses GPL-2.0. Consider the licensing requirements when choosing for your project.
Both tools serve similar use cases in Infrastructure Monitoring.

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Activity score
Stars
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Activity score
Stars
Forks
Last commit
Repository age
Version
License
Repository