$ ./bestsellers --list
Most Popular
★ BESTSELLER
RHCSA Certification Prep
Red Hat System Administrator
- ›Covers official RHCSA exam objectives
- ›File systems, storage, SELinux & networking
- ›Practice tasks mirroring the real exam format
$19.99
View Guide →
★ BESTSELLER
LFCS Certification Prep
Linux Foundation Sys Admin
- ›Core sysadmin tasks: users, permissions, storage
- ›Practice scenarios modeled on the real exam
- ›Command reference & troubleshooting checklists
$19.99
View Guide →
★ BESTSELLER
Master Linux in Just 7 Days
Beginner Friendly
- ›Day-by-day roadmap from shell basics to sysadmin
- ›Hands-on exercises for absolute beginners
- ›No prior Linux experience required
$10
View Guide →
SAVE 25%
Complete Linux Certification Bundle
RHCSA + RHCE + LFCS
- ›RHCSA, RHCE and LFCS guides bundled together
- ›Save 25% versus buying each guide individually
- ›One-stop prep for Red Hat and Linux Foundation tracks
$44.99
View Bundle →
$ ./certifications --list
Certification Guides
RHCE Certification Prep
Red Hat Certified Engineer
- ›Ansible automation aligned to RHCE exam objectives
- ›Playbooks, roles & real-world automation scenarios
- ›Advanced networking, security & troubleshooting
$19.99
View Guide →
LFCA Study Guide
Linux Foundation Certified IT Associate
- ›Entry-level coverage: Linux, cloud & DevOps concepts
- ›Ideal starting point before RHCSA or LFCS
- ›Aligned with official LFCA exam domains
$19
View Guide →
$ ls ./devops-skills
Linux & DevOps Skills
Ultimate Linux Command Line Guide
100+ Commands
- ›100+ essential commands with real examples
- ›File management, processes & networking
$19
View Guide →
Learn Bash Scripting from Scratch
Shell Scripting
- ›Bash fundamentals: variables, loops, conditionals
- ›Writing real automation scripts from scratch
$10
View Guide →
Ansible Setup Guide for Linux
Automation
- ›Step-by-step Ansible install & configuration
- ›Writing your first playbooks and inventories
$10
View Guide →
Awk Getting Started Guide
Text Processing
- ›Core AWK syntax and pattern-action programming
- ›Real-world log & data parsing scripts
$8.99
View Guide →
AI for Linux
Future of Sysadmin & DevOps
- ›How AI tools are reshaping sysadmin & DevOps
- ›Practical use cases for automation & troubleshooting
$10
View Guide →
Learn Golang for DevOps
Real-World Projects
- ›Go fundamentals through hands-on DevOps projects
- ›Building CLI tools and automation scripts
$10
View Guide →
$ systemctl status ./admin-guides
Server & Admin Guides
Postfix Mail Server Setup Guide
Fully-Featured
- ›Step-by-step Postfix installation & configuration
- ›Spam filtering, security & authentication setup
$10
View Guide →
Citrix XenServer Setup Guide
Virtualization
- ›Installing & configuring XenServer from scratch
- ›Networking & storage setup for virtualization
$20
View Guide →
Django Getting Started
Python Basics
- ›Python fundamentals for web development
- ›Building your first Django application
$10
View Guide →
$ mail -s "new releases" you@example.com
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