Linux -U-

UTUTO GNU/Linux (Internasional)
GNU/Linux UTUTO is a distribution that's designed to run from a CD. It's meant for users who want to try Linux or who want to demonstrate Linux to others without having to do the standard partitioning and installation. This is the first distribution to come from Argentina

Ubuntu (Internasional)
Ubuntu is a community developed, Linux-based operating system that is perfect for laptops, desktops and servers. It contains all the applications you need - a web browser, presentation, document and spreadsheet software, instant messaging and much more.