We are happy to announce the release of two new versions of Icinga 2 today, 2.16.0 and 2.15.3. The first one includes some new features highlighted below, as well as a number of bug fixes and other...
Announcing Icinga 2.16.0 and 2.15.3
We are happy to announce the release of two new versions of Icinga 2 today, 2.16.0 and 2.15.3. The first one includes some new features highlighted below, as well as a number of bug fixes and other...
Modernizing a legacy CMake build-system
CMake tends to have a bad reputation for being to complex and convoluted, but often that notion stems from very old versions of CMake. Sure, CMake is a Turing-complete scripting language, but that is really needed for an ecosystem as complex as that of C and C++. And...
XSS Vulnerability in Icinga PHP Library
Today we announce a security update for Icinga PHP Library. It solves a severe cross-site scripting attack vulnerability and affects multiple Icinga products at once. It has been published as GHSA-55wf-5m3q-6jjf. Installing the update v0.19.2 as soon as possible is...
Beyond PHP-FPM: Modern PHP Application Servers
For decades, PHP has powered the web using a simple model: process a request, send a response, then shut down. This model, especially in the form of CGI and PHP-FPM, is easy to understand but increasingly inefficient for modern web demands. The Traditional Model: CGI...
IPL: How to create lists with ipl-web
In my previous blog post, I explained how to build lists using ipl-web widgets. That method will soon be deprecated due to its complexity. With the recent ipl-web release, we have introduced a simpler and more flexible approach to building lists, using a lightweight...
Icinga 2 DSL – Variable Scopes
Ever wondered how Icinga 2 manages all those variables, and how it knows which one to use? In this blog post, we will explore all the different variable scopes in Icinga 2, and by the end, you will know what this mysterious error message means when you see it in your...
Hybrid IT Infrastructure Management
Introduction Today’s IT environments are rarely confined to a single data center or a single cloud provider. Enterprises are embracing a mix of cloud platforms, virtual machines, and on-premises hardware to stay agile and competitive. This blended environment is known...
How to Add Performance Data Graphs into Your Icinga Instance
This is a guest blogpost by Markus Opolka from the Icinga Enterprise Partner NETWAYS. After forking the Grafana Module for Icinga Web last year, we started thinking about alternative ways to display Icinga performance data graphically in the web interface....
Critical Icinga 2 Security Releases: 2.14.6, 2.13.12, 2.12.12 (CVE-2025-48057)
Today, we are releasing security updates for Icinga 2 fixing a critical vulnerability that allowed an attacker to obtain valid certificates from the Icinga CA under certain circumstances. Please note that if Icinga 2 is built with OpenSSL 1.1.0 (released in 2016) or...
Ownership change of the ansible-collection-icinga to NETWAYS
After NETWAYS has already taken a leading role in the past in maintaining the Ansible Collection Icinga, contributing features and bug fixes, it’s now official: The Ansible Collection Icinga is moving into the NETWAYS namespace (on GitHub and Ansible Galaxy). The...
Announcing Icinga for Kubernetes v0.3.0
We’re excited to share that Icinga for Kubernetes v0.3.0 is here! This release is packed with features designed to make monitoring your Kubernetes environments smoother, smarter, and more efficient. Let’s take a closer look at what’s new: Monitor Multiple...
Observability vs Monitoring: Enhancing, Not Replacing
In the dynamic world of IT operations, a common misconception has emerged: Observability vs Monitoring is often framed as a battle where one replaces the other. At Icinga, where open-source monitoring is our expertise, we aim to clarify this misunderstanding....
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