Ubuntu 22.04 is the first release of Ubuntu that works well on the Raspberry Pi 4 without any lag or stutter. Most of the credit for this goes to the work done on the Mesa drivers over the last year by Igalia. The 2D graphics support and Vulkan 3D support for the Pi 4 are currently in great shape and continue to pick up improvements.
This article provides a few tips to improve the performance further.
FlashIt is an app for managing USB sticks and SD cards. It can flash ISO/IMG files to USB sticks, create compressed backup images, format the card for storage, clone SD cards, mount/umount disk images, etc.
This is a remixed version of Ubuntu 20.04 for Raspberry Pi 4.
Update: Added subscription option
PiMix is a remixed version of Ubuntu for Raspberry Pi 4. It is optimised for desktop use and includes common software that you would expect to find on a Linux desktop.
Pre-installed system images are available with a choice of two desktops – XFCE and MATE. Each desktop is available in 32-bit (armhf) and 64-bit (arm64) versions.
