Regolith Linux is described as 'distro for people that prefer a spartan interface with polished and consistent system management. It brings together a trifecta of Ubuntu’s ubiquity, ' and is a Operating System in the OS & Utilities category. There are more than 100 alternatives to Regolith Linux for a variety of platforms, including Linux, Self-Hosted solutions, BSD, Windows and Mac. Most alternatives are Operating Systems and Linux Distros. The best alternative is Ubuntu, which is both free and Open Source. Other great apps like Regolith Linux are Debian (Free, Open Source), Manjaro Linux (Free, Open Source), Arch Linux (Free, Open Source) and Fedora (Free, Open Source).
Ubuntu is a community developed, Linux-based operating system that is perfect for laptops, desktops and servers. It contains all the applications you need - a web browser, presentation, document and spreadsheet software, instant messaging and much more.
Arch Linux is an independently developed, i686- and x86_64-optimised GNU/Linux distribution targeted at competent Linux users. It uses pacman, its home-grown package manager, to provide updates to the latest software applications with full dependency tracking.