Note: Linux redirects here to avoid confusion and excessive schismatic confusion. GNU/Linux" refers to either of:
the Linux kernel - A kernel is the very core of an operating system such as Windows which uses the NT Kernel. The Linux kernel was developed in the C language and some assembly language by Linus Torvalds in the early 1990s.
the GNU/Linux operating system is the formal name for Linux which is almost always coupled with base software and libraries developed by Richard Stallman