There are many alternatives to GNOME System Monitor for Linux if you are looking for a replacement. The best Linux alternative is htop, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to GNOME System Monitor and many of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to GNOME System Monitor are btop++, Mission Center, Glances and Resources.
htop is an interactive process viewer for Linux. It is a text-mode application (for console or X terminals) and requires ncurses. htop is an interactive top replacement that runs in the terminal. The available columns are: PID, STATE, PPID, PGRP, SESSION, TTY_NR, TPGID, MINFLT...
Resource monitor that shows usage and stats for processor, memory, disks, network and processes.
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.
Resources is a simple yet powerful monitor for your system resources and processes, written in Rust and using GTK 4 and libadwaita for its GUI.
Stacer is an open source system optimizer and application monitor that helps users to manage entire system with different aspects, its an all in one system utility.
KSysGuard, also known as KDE System Guard and KDE System Monitor, is designed to make simple process control available to a user without needing to do any special setup - the defaults are usually perfectly adequate.
Resource monitor that shows usage and stats for processor, memory, disks, network and processes.
Python port of bashtop.
An application for monitoring system resources. Plasma System Monitor provides an interface for monitoring system sensors, process information and other system resources. It is built on top of the faces system also used to provide widgets for plasma-desktop and makes use of the...
Pachtop is a lightweight, performant, and opensource system monitor that provides real-time monitoring of your system's performance, application monitoring, and detailed system information. Built with Rust and Tauri
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You can monitor GPUs with ksysguard-gpu.