NetCrunch is a Windows Server–based network monitoring tool that boasts high performance and impressive scalability even in a single-server deployment.

Pandora FMS (Pandora Flexible Monitoring System) is software for monitoring computer networks.

GNOME System Monitor shows you what programs are running and how much processor time, memory, and disk space are being used.

Dynatrace APM tools provide user experience analysis that identifies and resolves application performance issues faster than ever before.

CoScale delivers full stack performance monitoring, optimized for large production and container environments, and powered by anomaly detection.

Mindarray is a network monitoring software which includes BSM, SLA with real time monitoring & analytics.