Debian
The Debian Project is an association of individuals who have made common cause to create a free operating system. This operating system is called Debian.
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pearOS
pearOS is an Arch-based desktop Linux distribution which features a macOS-like theme and icons on top of the KDE Plasma desktop. Some of the distribution's features include a custom system installer called pearOS Installer, a pearOS welcome application, and the GNOME Files file manager.