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.
Stars
Forks
Last commit
Repository age
License
Activity score

Stars
Forks
Last commit
Repository age
License
Activity score

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 2,213 and 2,026 stars respectively. In terms of developer contributions, Icinga has 612 forks, indicating moderate developer engagement.
Icinga shows more recent development activity with its last commit 5 hours ago, while Nagios was last updated 1 month 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 12 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.