Arch Linux

Arch Linux is a distibution of Linux, which is free and open source software, and allows community involvement. It is dependent on the pacman package manager. Arch uses the rolling release model, which allows a regular system update, and you have all of the up-to-date software available from pacman. Available to both i686 and x86_64 platforms.

Installation
Arch Linux is installed by booting from the livecd that they provide you on their website. It can either be burned to a CD/DVD, or be put on a USB. Then, if you are a beginnner at installing Arch Linux, you can follow the Beginner's Guide. They provide a text file that gives you the order of what you need to do things, but it isn't enough for a beginner to install it.