How to install Ubuntu LTS
Complete installation walkthrough: ISO download and verification, bootable USB, UEFI install, dual-boot with Windows and post-install setup.
Read guide →Start here
Five hubs covering the main areas of the site. Each one gathers reference material and links to deeper pages.
Guides
Long-form, evergreen tutorials covering installation, the command line and common troubleshooting.
Scripts
Ready-to-use shell scripts for recurring sysadmin tasks — updates, backups, finding large files, certificate checks, bulk renames.
News & topics
Overviews of major projects — the Linux kernel, Ubuntu, Debian, Fedora, Arch, GNOME, KDE and security.
Distributions
How the major Linux distributions differ, who they suit, and where to start.
Software
Categories of open source software that ship across Linux distributions, with installation patterns.
Popular guides
The most-read step-by-step references on the site.
Fix Wi-Fi on Linux
A diagnostic walkthrough for Wi-Fi problems on Ubuntu, Debian, Fedora and Arch, with driver guidance for the common adapter chipsets.
Read guide →Essential Linux commands
A practical reference for the everyday command-line tools: navigation, files, permissions, processes, networking and packages.
Read guide →Ready-to-use scripts
Copy-paste-ready shell scripts for tasks that come up over and over.
Update any Linux distribution
One script that detects the distribution and runs the right update commands — apt, dnf, pacman or zypper. With a dry-run mode.
rsync home backup with snapshots
A safe rsync backup script with snapshot-style rotation and a sensible exclude list. Drop into cron or a systemd timer.
Read script →Find the largest files on disk
The reference page for "where did my disk go?" with reliable patterns using du, find and ncdu.
Check SSL certificate expiry
A bash script that reads a list of domains and reports days remaining on each TLS certificate. Cron-friendly.
Read script →Bulk-rename files safely
Three approaches to renaming many files at once — shell loop, rename and mmv — with dry-run patterns.
All scripts
Browse the full scripts library, with notes on how the scripts are written and how to schedule them with cron or a systemd timer.
Open the hub →Explore Linux distributions
Reference material on each major distribution family.
Ubuntu
User-friendly Debian-based distribution. Long-term support releases get five years of security updates.
Debian
Community-run distribution known for stability and the source for many derivatives.
Fedora
Community distribution sponsored by Red Hat, used to test technologies that later flow into RHEL.
Arch Linux
Rolling-release, minimal-base distribution built around a do-it-yourself philosophy.