nmon is short for Nigel’s performance Monitor for Linux. It’s a very versatile tool that can be shaped to your exact requirements. It fully warrants its place in our Essential System Tools feature.
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Category: CLI
Best Linux Multi-Core Compression Tools
This article surveys compression software that makes full use of multi-core processors when compressing files. Many of the tools also offer decompression speedups too.
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Essential System Tools: fdupes – find or delete duplicate files
fdupes finds duplicate files in the given set of directories and sub-directories. It recognizes duplicates by comparing MD5 signature of files followed by a byte-to-byte comparison. The utility offers a lot of options to list, delete and replace files.
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Essential System Tools: Clonezilla – partition and disk cloning software
Clonezilla is a free and open source ncurses partition and disk imaging/cloning program. The software offers system deployment, bare metal backup and recovery.
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Essential System Tools: Neofetch – System Information Tool written in Bash
Neofetch is a command-line interface system information script written in bash 3.2+. The script displays information about your system next to an image, your operating system logo, or any ASCII/image file of your choice. Itβs designed to capture information about your system and display it in an aesthetic and visually pleasing way.
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Essential System Tools: ddrescue – Data recovery software
This is the tenth in our series of articles highlighting essential system tools. These are small, indispensable utilities, useful for system administrators as well as regular users of Linux based systems. The series examines both graphical and text based open source utilities. For this article, we’ll look at ddrescue.
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Essential System Tools: Nmap – network security tool
This is the ninth in our series of articles highlighting essential system tools. These are small utilities, useful for system administrators as well as regular users of Linux based systems. The series examines both graphical and text based open source utilities. Nmap is widely regarded as the de facto standard tool for network exploration and security auditing.
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Essential System Tools: journalctl – query and display messages from the journal
This is the eighth in our series of articles highlighting essential system tools. These are small utilities, useful for system administrators as well as regular users of Linux based systems. The series examines both graphical and text based open source utilities. For this article, we’ll examine journalctl, a systemd utility.
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imgp – multi-core batch image file resize and rotate
imgp is a Python-based command-line tool that lets you resize and rotate JPEG and PNG files. The software can resize (or thumbnail) thousands of images with a single command. The software is a standalone utility, it’s not tied to a file manager or other software.
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piu-piu – retro horizontal scroller ‘Shoot Them All’ game
piu-piu follows in the footsteps of well-traveled games. It’s a terminal based horizontal scroller game. There’s absolutely no fancy graphics, or immersive effects here. It’s ASCII graphics on the console.
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Essential System Tools: inxi – CLI system information tool
This is the fifth in our series of articles highlighting essential system tools. These are small utilities, useful for system administrators as well as regular users of Linux based systems. The series examines both graphical and text based open source utilities. inxi is a Perl script that interrogates your system.
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Essential System Tools: pet – command-line snippet manager
This is the third in our series of articles highlighting essential system tools. These are small utilities, useful for system administrators as well as regular users of Linux based systems. The series examines both graphical and text based open source utilities. pet is a simple command-line snippet manager. The software is written in the Go programming language.
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Essential System Tools: gtop – System monitoring dashboard for the terminal
This is the second in our series of articles highlighting essential system tools. These are small utilities, useful for system administrators as well as regular users of Linux based systems. The series examines both graphical and text based open source utilities. gtop is an open source system monitoring utility written in JavaScript.
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Essential System Tools: ps_mem – accurately report memory usage of programs
This is the first in a series of articles highlighting essential system tools. These are small utilities, useful for system administrators as well as regular users of Linux based systems. The series will examine both graphical and text based open source utilities. The first tool under the spotlight is ps_mem, a small utility that reliably reports how much memory is consumed by an application.
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calcurse – free calendar and scheduling application for the command line
calcurse is an open source, text-based calendar and scheduling application. The software keeps track of events, appointments and everyday tasks. The software is lightweight, fast and reliable. It’s designed for the console or terminal, locally or on a remote machine.
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