NewOS
Welcome to NewOS! For those that don't know it yet: NewOS is a site dedicated to helping you choose your new Operatings System. All operating systems here are Linux based. What is Linux? Linux is a kernel, which is the piece of software that lies between the hardware and the applications(Firefox, LibreOffice, VLC).)
History
Linux is free, but still is licensed. Namely the GENERAL PUBLIC LICENSE V2.