POP! OS

https://pop.system76.com/

Pop!_OS is a free and open-source Linux distribution, based upon Ubuntu, featuring a custom GNOME desktop. The distribution is developed by American Linux computer manufacturer System76. Pop!_OS is primarily built to be bundled with the computers built by System76, but can also be downloaded and installed on most computers.

Installation

https://support.system76.com/articles/install-pop

Partition needed:

boot 512MB
root min 16GB
swap 4GB
home, optional