Linux is a(n) ___________ operating system.
Linux is a(n) Open-source operating system.
Linux is a family of free and open-source software operating systems built around the Linux kernel. ... The defining component of a Linux distribution is the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds.
Open source refers to a program or software in which the source code (the form of the program when a programmer writes a program in a particular programming language) is available to the general public for use and/or modification from its original design free of charge.