An eye on your system
System monitoring dashboard for terminal
Lightweight network IP scanner
A cross-platform network scanner that is fast and simple to use
Open Source Monitoring System for performance and availability.
Xymon monitors your hosts, your network services, and everything else.
Graphical network monitoring and documentation tool
FlowViewer is a web-based netflow data analysis tool.
Monitoring Tool for your IT Environment
Enhanced Apache Server Status page - for one or multiple servers
Pinger alert
Herramienta para resolver errores de red o internet
Fritz!Box SmartHome Monitoring with PRTG and AHA-Interface
Monitor monthly internet Transmit and Receive bandwidth usage - Linux