Ubuntu Server documentation
Ubuntu Server is a version of the Ubuntu operating system designed and engineered as a backbone for the internet.
Ubuntu Server brings economic and technical scalability to your datacentre, public or private. Whether you want to deploy an OpenStack cloud, a Kubernetes cluster or a 50,000-node render farm, Ubuntu Server delivers the best value scale-out performance available.
In this documentation
Get started - a hands-on introduction to Ubuntu Server for new users
Step-by-step guides covering key operations and common tasks
Concepts - discussion and clarification of key topics
Technical information - package specifications, APIs, architecture
Project and community
Ubuntu Server is a member of the Ubuntu family. It’s an open source project that welcomes community projects, contributions, suggestions, fixes and constructive feedback.
If you find any errors or have suggestions for improvements to pages, please use the link at the bottom of each topic titled: “Help improve this document in the forum.” This link will take you to the Server Discourse forum for the specific page you are viewing. There you can share your comments or let us know about bugs with any page.
Thinking about using Ubuntu Server for your next project? Get in touch!
PDFs and previous releases
Below are links to the previous Ubuntu Server release server guides as well as an offline copy of the current version of this site:
Ubuntu 20.04 LTS (Focal Fossa) and later: PDF
Ubuntu 18.04 LTS (Bionic Beaver): Web and PDF