A little application to find geographical and network information of an IP address based on the geoip C API

rtop is a simple, agent-less, remote server monitoring tool that works over plain SSH. Written in golang, it does not need any software to be installed on the server that you want to monitor. It works by establishing an SSH session, and running commands on the remote server to collect system metrics

PSSH provides parallel versions of OpenSSH and related tools. Included are pssh, pscp, prsync, pnuke, and pslurp. The project includes psshlib which can be used within custom applications

In order to use a GnuPG key on a smartcard or Yubikey, a GnuPG key needs to be created. This post will show you how to create a GnuPG key with sub-keys for signing, encryption and authentication. The authentication key can be used later on to authenticate via ssh as well.

Slax is a modern, portable, small and fast Linux operating system.

Debian-based, takes around 300MB.

Command line games are fast, typically bug-free, and can be a lot of fun to play; especially when cruising through some of the most awesome retro games in history.

peco is a CLI utility that filters text interactively. The tool is written in the Go programming language. It's free and open source software.

A rundown of the biggest, most expansive and impressive games that you can run entirely in your Linux shell.

The original UNIX operating system was created, in large part, to facilitate porting a video game to a different computer. And, without UNIX, we wouldn't have Linux, which means we owe the very existence of Linux to...video games.

• AsciiPatrol
• Cataclysm: Dark Days Ahead
• SSHTron
• DoomRL
• Ascii Sector
• Dwarf Fortress
• Frotz
• Cool-Retro-Term

High-performance Linux log viewer and analyzer.

SolarWinds® Loggly® makes Linux log monitoring and analysis simple with a powerful platform that can correlate all your logs for a unified view of your environment. It offers cloud-based log aggregation with an agentless approach for collecting logs.

You can use simple scripts to configure your Linux files and directories to send logs to Loggly. Alternatively, you can also use the syslog daemon to send Linux system logs to Loggly for file and application log monitoring. A major advantage of Loggly is that it has a highly intuitive interface with simpler workflows. Unlike other tools, you don’t have to spend countless hours in the initial setup. Loggly automatically archives your older logs on AWS S3 buckets for compliance.

This article explains how to edit PDF metadata tags on Linux, using either a GUI or from the command line.

Command-line cloud music player for Linux that supports Spotify, Google Play Music, YouTube, SoundCloud, and Dirble.

Tomb is an 100% free and open source system for file encryption on GNU/Linux. It simply makes gpg dm-crypt and cryptsetup usable in a variety of situations.

Written in bash.

Blog Chris Siebenmann is a Unix sysadmin who now works at the Department of Computer Science, University of Toronto.

Newsboat, a fork of Newsbeuter, is a free, open source RSS/Atom feed reader for text consoles. It supports GNU/Linux, FreeBSD, Mac OS X, and other Unix-like operating systems. Compared to other slow and huge amount of memory consumed RSS feed readers, Newsboat is the best choice for anyone who are looking for a simple, slick and fast feed reader that can be completely managed via keyboard.

Concerning about the features, we can list the following:

• Subscribe to RSS 0.9x, 1.0, 2.0 and Atom feeds.
• Download podcasts.
• Configure your keyboard shortcuts as per your wish.
• Search through all downloaded articles.
• Categorize and query your subscriptions with a flexible tag system.
• Integrate any data source through a flexible filter and plugin system.
• Automatically remove unwanted articles through a “killfile”.
• Define “meta feeds” using a powerful query language.
• Synchronize newsboatr with your bloglines.com account.
• Import and exporting your subscriptions with the widely used OPML format.
• Customize the look and feel of Newsboat as per your liking.
• Keep all your feeds in sync with Google Reader.

Today I want to talk about fzf and ripgrep, two tools I use all the time when working in Vim and the terminal. They have become an absolutely vital part of my workflow. Ever since I started using them I can’t imagine myself functioning without them anymore.

This is a long-term project to decode all of the GNU coreutils in version 8.3.

This resource is for novice programmers exploring the design of command-line utilities. It is best used as an accompaniment providing useful background while reading the source code of the utility you may be interested in. This is not a user guide -- Please see applicable man pages for instructions on using these utilities.

Working on the command line is a quick alternative to clicking through filesystem management tasks. Here are some basics to get you started.

On June 29, 2019, the FreeDOS Project turns 25 years old. That's a major milestone for any open-source software project! In honor of this anniversary, Jim Hall shares this look at how FreeDOS got started and describes its Linux roots.

Fabulously kill processes. Cross-platform.