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Download Ubuntu Core

Ubuntu Core is a strictly confined and immutable embedded Linux OS. Get ready to deploy your application by building your customised Ubuntu Core production image, optimised for performance and security.


Discover Ubuntu Core Read the documentation ›


Ubuntu Core 22

Build your Ubuntu Core image for your application and targeted hardware.

Ubuntu Core 22 is the latest LTS version of Ubuntu for deployment on embedded devices and edge systems. LTS stands for long-term support — which means 10 years of free security and maintenance updates guaranteed until April 2032.


Build your Core 22


Try pre-built Ubuntu Core images

Our pre-built Ubuntu Core images are an ideal way to experiment with Ubuntu Core. They are built for specific hardware platforms, but you can also test them within virtual environments.


Option 1: On a virtual machine

Try pre-built Ubuntu Core images with Multipass in Ubuntu, Windows or macOS.


Install on a VM


Option 2: On a device

Try the pre-built Ubuntu Core images on a range of x86 and ARM devices.


Install on a board


Certified on hundreds of devices

Ubuntu works alongside silicon vendors and manufacturers to enable and certify Ubuntu on a wide range of hardware. The certified hardware passes our extensive testing and review process in our labs, ensuring that Ubuntu runs well out of the box, and regression tests are performed before every system update is delivered.


Learn more about certified hardware ›