UNIX Help for Users – For more help with UNIX, try this guide from the University of Edinburgh

UNIX Frequently Asked Questions (FAQs) – These seven articles contain the answers to some Frequently Asked Questions often seen in comp.unix.questions and comp.unix.shell.

History of UNIX – UNIX was originally developed at Bell Laboratories as a private research project by a small group of people. Read all about the history of its creation.

Fedora – Fedora Core is derived from the original Red Hat Linux distribution, and it is aimed towards home users.

Ubuntu – Ubuntu is based on the GNOME desktop environment, which is intended to provide a free, simple and intuitive interface while offering a full range of modern desktop applications.

CentOS – Community supported distribution which aims to be 100% compatible with Red Hat Enterprise Linux without Red Hat branding and various non-free software.