Mir is a next generation display server.

It runs on a range of Linux powered devices including traditional desktops, IoT and embedded products. Mir is a replacement for the X window server system, commonly used on Linux desktop devices. It allows device makers and desktop users to have a well-defined, efficient, flexible, and secure platform for their graphical environment.

In this documentation


Start here: a hands-on introduction to Mir for new users

How-to guides

Step-by-step guides covering key operations and common tasks


Technical information - specifications, APIs, architecture


Discussion and clarification of key topics

Project and community

Mir is a member of the Ubuntu family. It’s an open source project that warmly welcomes community projects, contributions, suggestions, fixes and constructive feedback.