Is Centreon free and open source?

Yes. Centreon is an open-source IT infrastructure monitoring platform. The ISO, virtual machines, packages, monitoring agent and free modules can be downloaded at no cost from this portal.

Which operating systems are supported?

Centreon central servers run on RHEL, AlmaLinux and Oracle Linux (8 and 9). The Centreon Monitoring Agent additionally runs on Windows.

How do I install Centreon quickly?

On a fresh RHEL/AlmaLinux/Oracle Linux 8 or 9 host, run as root: curl -L -s https://raw.githubusercontent.com/centreon/centreon/25.10-latest/centreon/unattended.sh | sh

How do I download the Centreon Monitoring Agent?

The Windows installer is available from the Agent section (undefined); on Linux, install the centreon-monitoring-agent package from the Centreon repository.

Centreon Monitoring Agent 24.10.11

Centreon 24.10Released Oct 8, 2025Source: docs.centreon.com

Enhancements

[CMA] Added a native Files check for Windows & Linux.
[CMA] Added TLS insecure connection mode for CMA.
[CMA] CMA installer and CLI wording have been harmonized to fit with new UI labels.