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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
How-to guides
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): PDF

This page was last modified 4 days ago. Help improve this document in the forum.