GNOME System Monitor is described as 'System Monitor is a tool to manage running processes and monitor system resources' and is an app in the Office & Productivity category. There are more than 50 alternatives to GNOME System Monitor for a variety of platforms, including Windows, Linux, Mac, BSD and PortableApps.com. The best alternative is Process Explorer, which is free. Other great apps like GNOME System Monitor are Process Hacker (Free, Open Source), htop (Free, Open Source), Process Monitor (Free) and Stacer (Free, Open Source).
Process Hacker is a feature-packed tool for manipulating processes and services on your computer. A free and open source process viewer with powerful process termination and memory searching/editing capabilities.
Glances is a cross-platform monitoring tool which aims to present a large amount of monitoring information through a curses or Web based interface. The information dynamically adapts depending on the size of the user interface.
Process Lasso is NOT yet another task manager. It is a process priority optimization and system automation utility. Priority optimization, affinity optimization, core optimization, automated rules, automated power schemes, you name it and Process Lasso has it.
System Explorer is an enhanced Taskmanager that provides detailed information about running processes, startup programs, IE add-ons (BHOs), drivers, services network connections, system resources and more.
Windows Task Manager is a task manager application included with Microsoft Windows NT family of operating systems that provides detailed information about computer performance and running applications, processes and CPU usage, commit charge and memory information, network...
Easy to use, with a game inspired menu system. Fast and "mostly" responsive UI with UP, DOWN keys process selection. Function for showing detailed stats for selected process. Ability to filter processes. Easy switching between sorting options.