A suite of Monitoring Plugins (formerly known as nagios-plugins)
Self-hosted, lightweight server and website monitoring and O&M tool
Floating window used to display current network speed, CPU & memory
Hard drive monitoring, disk health, and temperature monitoring tool
Open-source systems performance monitor
Cross-platform lib for process and system monitoring in Python
Disk Inspection and Monitoring
pg_activity is a top like application for PostgreSQL server activity
An eye on your system
A system monitoring tool that exposes system metrics
Pro hard drive monitoring, disk health & temperature monitoring tool
Visibility into servers, applications, and infrastructure
Monitorix is a free, open source, lightweight system monitoring tool
Exporter for machine metrics
All-in-one Polyglot Observability stack with ClickHouse storage
A simple, modern server dashboard
Web-based Traffic and Security Network Traffic Monitoring
Lightweight Linux daemon that prevents unnecessary HDD spin-ups using
A remote monitoring & management tool, built with Django, Vue and Go
Apple Silicon Monitor Top
Command-line admin tool for observing and troubleshooting Postgres
Lightweight server monitoring hub with historical data, docker stats
SQL operating system instrumentation and monitoring framework
Comprehensive Hardware Analysis, Monitoring and Reporting for Windows
Zeek is a powerful network analysis framework