Discover a revolutionary Linux distribution that doesn't require installation and remembers where you left off! PorteuX, based on Slackware, is a live operating system that runs from RAM and allows you to save your session and recall it later. With no installation needed, you can run it from a USB drive and carry it with you.

Source: https://www.zdnet.com/article/this-linux-distribution-doesnt-require-installation-and-still-remembers-where-you-left-off/