Ubuntu Server brings economic and technical scalability to your datacentre, public or private. Whether you want to deploy an OpenStack cloud, a Hadoop cluster or a 50,000-node render farm, Ubuntu Server delivers the best value scale-out performance available. Developed by Canonical Ltd
License: Open Source
Ubuntu Server is a free, open-source operating system designed for server use, focusing on stability and security, while Windows 8 is a user-friendly desktop operating system with a rich graphical interface and extensive software support. The choice between the two largely depends on the user's needs: server management versus desktop experience.