Alternatives to Centreon

ManageEngine OpManager

OpManager suits teams monitoring network devices and servers in a self-hosted deployment.

Nagios XI

Nagios XI suits teams that want to host monitoring on their own Linux infrastructure and need configurable checks, notifications and access controls.

Netdata lists platform engineers, DevOps teams, SREs, developers, system administrators, CISOs, DBAs, network engineers, and MSPs among its audiences.

Glances suits people who want system statistics and process monitoring across supported systems, including remote views or exports.

AIDA64 Extreme suits home users who want detailed PC information and monitoring.

Icinga

Icinga suits teams of any size that need self-hosted infrastructure monitoring, from small setups to large distributed environments.

Pokesensor

It suits people who want local CPU, GPU, memory, and disk monitoring across Windows, macOS, or Linux.

It suits Windows users who want to tune graphics cards from different brands and monitor performance while gaming.

IPMI Monitor

It is intended for homelabs, data centers, GPU mining operations, and people managing multiple servers.

Paessler PRTG Network Monitor

Paessler describes PRTG as suited to small and medium IT infrastructures, with features for OT and IoT environments.

HWMonitor

HWMonitor suits Windows users who want to read hardware sensor information.

LogicMonitor

LogicMonitor suits enterprises, IT teams, and MSPs managing complex hybrid environments across Linux, Windows, cloud, and on-premises systems.

Network teams monitoring distributed infrastructure, traffic, and alarms across reachable and remote locations.

LibreNMS

LibreNMS suits teams or administrators seeking self-hosted network monitoring with device discovery, alerting, and scaling options.

smartmontools suits users who want SMART health information, device self-tests, or ongoing drive monitoring and warnings.

SuperDoctor 5 suits administrators monitoring Supermicro servers in data centers who need hardware status, alerts, and remote management on Linux or Windows.