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.
VS
Void
Void is an independently-developed, general-purpose operating system based on the monolithic Linux kernel. It features a hybrid binary/source package management system which allows users to quickly install, update and remove software, or to build software directly from sources with the help of the XBPS source packages collection.