Links to GNU/Linux Websites and Books

Tips, Tutorials and Documentation

The Linux Documentation Project & Linux man pages online.
Debian documentation

Shell Check - Find bugs in your shell scripts.
commandlinefu - command-line gems.
Google Shell Style guide - Short, sensible advice on coding style.
The Linux Cookbook - Tips and Techniques.
Linux Shell Scripting Tutorial - LSST.
Administration shell scripts - Dawid Michalczyk. - home for UNIX wizards.
Introduction to text manipulation on UNIX-based systems.
TCP and UDP port numbers - Wikipedia.
System76 - OSHWA certified open source hardware.

Man pages
Explain Shell - Enter an Ubuntu (bash) command-line to see the help text that matches each argument.
Unix/Linux/BSD Toolbox - Concise summary of commands.
FreeBSD Man pages

Bash specific help

Greg Wooledge Bash Guide and FAQ
Bash Guide for beginners - Machtelt Garrels.
GNU Bash Manual - gzip archives.
Documentation and Examples - bash cook book.
bash tips - Configure the bash terminal.
Bash pitfalls - GreyCat's wiki.
Hyperpolyglot - Comparison of bash vs cmd vs PowerShell.
Introduction to the Ubuntu terminal
Shell Check - Static analysis tool - alerts for many common beginner's syntax errors.

Discussion & Newsgroups - Shell scripting.
comp.os.linux - General linux.
LWN - Linux Weekly News.
JustLinux - Forum.
UbuntuForums - HowTo guides and forum.
SS64 Discussion Forum

Recommended Books

Book links on this page are in association with

SysAdmin handbook UNIX and Linux System Administration Handbook 5th Edition, Aug 2017 by Evi Nemeth, Garth Snyder, Trent R. Hein, Ben Whaley
The latest edition of the world’s best-selling UNIX system administration book has been made even better by adding coverage of the leading Linux distributions: Ubuntu, openSUSE, and RHEL.

Linux in a Nutshell Linux in a Nutshell 6th Edition, Sept 2009
A command reference for Linux, find the command syntax you need. Also UNIX in a Nutshell, Fourth edition (2008) by Arnold Robbins
the standard desktop reference. (it even inspired a spoof cover)

bash cookbook bash Cookbook: Solutions and Examples for bash Users O'Reilly Nov 2017 by Carl Albing,‎ JP Vossen
A substantial trove of tips and useful scripts, covers bash 3.2

Essesntial SysAdmin Essential System Administration, Third Edition Aug 2002 by Æleen Frisch
Describes Unix tools in the context of a system administrator's job. More than just covering syntax, tools and concepts, this book shows how to use administrative tools intelligently and efficiently.

UNIX Power Tools UNIX Power Tools by Jerry D Peak, Tim O'Reilly et al
Useful tricks and techniques, each chapter describes the different ways of performing a task. e.g. the page on 'Wildcards' has 10 ways to select a group of files - only two of which involve the grep command. [Archive of shell scripts]
1200 pages.

Shell Programming in Unix, Linux and OS X Shell Programming in Unix, Linux and OS X, Fourth Edition (Paperback)
by Stephen Kochan, Patrick Wood
Detailed coverage of shell programming: regular expressions, the kernel and utilities.

OS Downloads

Bash downloads - Latest versions and patches.
Distrowatch - Compare major distributions. - macOS clone.
RedHat Linux (Red Hat)
Linux Mint - Multimedia out of the box - based on Debian/Ubuntu - xfce is a lightweight desktop, good for older hardware.
Novell linux
Open Suse Tumbleweed (rolling distribution) or Leap (stable release model).
Live CDs & Wikipedia Live CDs
Ubuntu & Gnome
Compiz Ubuntu desktop.


st - simple terminal
rxvt-unicode (urxvt).
A comparison of Terminal emulators -
Terminal fonts

Apps & Utilities

Beyond grep - A grep-like tool, aimed at programmers.
AntiWord - Cross-platform MS Word reader.
Aptana - HTML and CSS editor (Dreamweaver replacement).
Asunder - Audio CD ripper and encoder for Linux.
Audacity - CD Ripper, Sound editor.
AutoFsck - Configure boot disc checks (Ubuntu).
cabextract - Free Software for extracting Microsoft cabinet files.
Clonezilla - Partition and disk imaging/cloning program.
CSV kit - Utilities for working with CSV files.
Dar - Disk Archive/backup.
Easy Tag - Tag editor for MP3, Ogg Vorbis files.
Fanout - Run a command on multiple machines.
Firewalls: Easy Firewall | Shoreline Firewall | GuardDog | Firestarter
GNU Parted | Partimage - partition managers.
Gftp multithreaded ftp
HTML Tidy - Check and fix HTML and XML files.
htop - an interactive process viewer.
i3 window manager
Inkscape - Vector Graphics (Illustrator).
ImageMagick - Edit/Convert bitmap images(PNG, JPEG, GIF) on the command line (scripts). - The CD/DVD Kreator.
KNode newsreader - for K desktop.
KVM - Virtualization software (Kernel-based Virtual Machine.)
K3b - The CD/DVD Kreator for Linux - optimized for KDE.
Micro - Terminal-based text editor that aims to be easy to use and intuitive.
Midnight Commander - File Manager.
MPlayer - DVD and media player.
Network Monitoring Tools - SLAC.
Partition Image - re-image OS.
PhotoRec - Data recovery software - hard disk, CD-ROM & Memory Cards.
PDFtk - Command-line tool for processing PDFs.
PostgreSQL - Database.
Performance monitoring tools: dstat, htop, ifstat, iftop, sysstat
rDesktop - RDP client for Windows (Terminal Services). - Top 100 Network Security Tools.
ShellCheck - A shell script static analysis tool
Shotcutapp - free, open source, cross-platform video editor.
SoX - Sound processing command line utility.
TeamViewer - Screen sharing/Remote control (Mac/PC/Linux).
Terminator - Gnome Terminal management.
Textadept - cross-platform text editor.
thttpd - HTTP Web Server.
VLC Media Player
WebP utilities - encode/decode WebP animated images, Google.
Wink - Capture screenshots/video, add help text.
Xfce - Lightweight window manager.
xmms - Winamp clone.
GNU FTP Sites - GNU programs and Manuals.

“Talk is cheap. Show me the code” - Linus Torvalds

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