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 Web 25.10.10

Centreon 25.10Released Mar 30, 2026Source: docs.centreon.com

Enhancements

[CMA] Hosts can now be automaticaly created when the option for it is checked in Agent configuration.
[Dashboards] Status Chart widget - Added the ability to filter by the state of resources (in downtime, acknowledged, flapping).
[Image Administration] You can now upload images weighing up to 5 MB.

Bug fixes

[CMA] Fixed an issue during the remote server upgrade, regarding the event_script output for CMA.
[API] Fixed an issue where LDAP users configured to reach the API realtime would get their permission revoked after requesting a login token.
[API] The API no longer returns “null” when trying to acces the /monitoring/servers endpoint (it will now returns the IP address of the pollers).
[Administration] Fixed an issue where additional configuration wasn’t updated after deleting a user.
[Administration] Fixed pagination issues on the LDAP page.
[Authentication] Changed the default setting for “Requested Authentication Context” to Disabled in SAML/SSO configurations.
[Configuration] Allowed horizontal resize on select type fields.
[Configuration] Fixed an issue on additional configuration when changing vCenter name.
[Configuration] Fixed an issue on macro decryption (use engine-context instead of .env when encrypting).
[Configuration] Fixed an issue where .mib import logs were unreadable.
[Configuration] Fixed an issue where changes to the “Broker module configuration file” field weren’t applied.
[Configuration] Listing pages now display the total count and the range of visible elements.
[Configuration] Macros defined on a parent resource are now preserved when a child resource overrides its value.
[Custom Views] Fixed an SQL error that occurred when renaming a widget.
[Custom Views] Fixed an issue where exporting data for Service Monitoring widgets included all services in the configuration instead of just the selected resources.
[Custom Views] Fixed an issue with large platforms where the CSV export in the Service Monitoring widget failed.
[Installation] Fixed an issue with the mariadb password setup.
[Resource Status] Fixed an issue that caused the Centreon interface to crash when trying to display the graph of a service without any performance data available.
[Resource Status] Fixed an issue with PNG exports.
[Resource Status] Fixed an issue with the CSV export not taking into consideration the applied filters.

Centreon Web 25.10.10

Enhancements

Bug fixes

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