If you're seeking to implement an information kiosk, a digital signage display, an entertainment system for vehicles, or a home automation interface, Mir on Ubuntu provides the quickest route to deployment. Serving as a system-level component, Mir facilitates the creation of innovative user experiences and is compatible with a variety of Linux-based devices, from traditional desktops to IoT and embedded systems. It effectively replaces the X window server system, which has been widely utilized across Linux desktop environments. This transition allows manufacturers and desktop users to benefit from a powerful, efficient, flexible, and secure graphical environment. For over 30 years, the X windowing system has been the backbone of graphical user interfaces on Linux, successfully catering to both system-level and application-level needs. Nevertheless, modern users demand a more cohesive, integrated, and secure experience, which the X system struggles to provide. Consequently, Mir stands out as a contemporary alternative, designed to meet those evolving expectations and enhance the overall user experience.