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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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Leo (Leonine Editor with Outlines) is an open source text editor/outliner that features clones (virtual copies of outline nodes).
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The purpose of this article is to identify insightful and well written Linux books that can be downloaded without charge. The majority of the books featured in this article are themselves released under an open source license.
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gPodder is an open source tool that downloads and manages free audio and video content (“podcasts”) for you. The software is written in Python and sports a simple GTK interface. The software package also includes a command-line interface which is called gpo. It lets you listen to podcasts on your computer or on mobile devices.
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bat is a drop-in replacement for the cat command adding advanced syntax highlighting and Git integration to show file modifications. It’s a really useful utility that is a massive leap up from cat. bat’s written in the Rust programming language.
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If you’re tired of bloated GUI software and are looking for a capable podcast player, give castero a whirl. With a few more features, this podcast would tick all the boxes.
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I love working with the command line. Seriously, I think there’s hardly anything more productive and versatile for a software developer than the terminal. Maybe it’s the hacker in me. Don’t get me wrong, I’m a heavy user of graphical applications, but the terminal will always have a special place.
I’ve recently come across a command-line tool that’s right up my street. It’s called googler, an open source tool to Google from the command-line. It’s written in Python, so that ticks another box for me. googler isn’t affiliated to Google in any way.
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youtube-dl is a cross-platform, open source, command-line program to download videos. Its name belies the fact it supports tons of streaming sites besides YouTube. I’d never heard of half of them.
The software is written in the Python programming language and needs the Python interpreter (2.6, 2.7, or 3.2+).
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Persepolis Download Manager is a handy open source download manager written in Python and PyQt. It’s a graphical frontend for aria2 aiming to make downloads both easier and faster.
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Pogo is billed as probably the simplest and fastest audio player for Linux. Pogo plays your music. Nothing else.
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Wakeup is an open source fully customizable and extensible talking alarm clock.
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Spyder (previously known as Pydee) is a Python development environment providing MATLAB-like features in a simple and lightweight program.
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OpenStack is a free and open source cloud computing project to provide an infrastructure as a service (IaaS).
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UMongo is a GUI app that can browse and administer a MongoDB cluster. It is available for Linux, Windows and Mac OS X.
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Kabikaboo is a simple tree-branch note organizer. It is designed to be used to help aid in the writing of a book or complex project.
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