System administrators, network engineers, ITOM teams and over 100,000 of their peers know Centreon is the only robust and functional industry-grade open source monitoring they can trust.
Savvy enterprise users who want the Nagios® inspired concepts of powerful flexibility without its complexity, readily embrace the simplicity and scalability of Centreon for comprehensive IT availability and performance monitoring.
Here are 5 unbeatable reasons for Centreon:

2- Scalable: integrate with additional sites, devices and their dependencies while maintaining homogeneous monitoring over distributed operations – covering up to 500,000 service checkpoints.
3- Unlimited: expand to as many IT assets and sites as needed (no host or device limit).
4- Comprehensive: operationally robust platform that includes pre-configured components and logical parent-child object hierarchies plus a user-friendly web console for wide or granular tracking.
5- Free: install and deploy within minutes – no holds barred.