Cross-platform lib for process and system monitoring in Python
A system monitoring tool that exposes system metrics
Powerful system task manager
A suite of Monitoring Plugins (formerly known as nagios-plugins)
Visibility into servers, applications, and infrastructure
Monitorix is a free, open source, lightweight system monitoring tool
Comprehensive Hardware Analysis, Monitoring and Reporting for Windows
Portable Linux engineer toolkit for recovery, repair & data rescue
Comprehensive system monitor: real‑time performance, network, disk
Simple and lightweight system information viewer for Windows
SpeedFan is an advanced system monitoring tool
Hardware monitoring and system information tool with GUI for Linux.
Cross-platform async library for system information fetching