Gtk/GUI Monitor program for (U)ninterruptible (P)ower (S)upply under the management of the APCUPSD.sourceforge.net package, also available at gapcmon.sourceforge.net
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A light-weight system monitor
View current processes and monitor system state
Show System Processes
Interactive System Activity Grapher for sysstat
KDE base package: ksysguard daemon
System log viewer tool
Strip Chart tool for plotting Performance Co-Pilot metrics.
Observe power management
Show sensor values.
Manage System Services
View or monitor system log files
Easy to use task manager
Manage running processes
Network traffic analyzer
System Load Information
Ping and Traceroute Network Diagnostic Tool
Manages Multiple Stacked Monitors
Display actual system parameters
GUI version of "ps" or "top"
Portable System Statistics Tools
USB Topology and Device Viewer
Display GPS information from a gpsd daemon