The kernel is the lowest level of SOFTWARE that controls all hardware and communicates with users for functions needs to perform. Linux Kernel is the core of the operating system that provided a user interface to perform user commands and control associated hardware. Linux Kernel is a LAYER that provides the ability to the user to control system hardware, develop applications on the operating system. All underline hardware with the system is communicable though Kernel only. The kernel GIVES you the independence to use software and programming language by your choice, Kernel is capable enough to convert them in machine language to control the required hardware subsystem.

Linux Kernal is free and open-SOURCE software and as per General Public License (GPL), it becomes legal for anyone to edit it.

Open-source software authorized you to distribute software with the source. This privileged people to review and add features as per their requirements. This gives a win-win solution to the complete COMMUNITY.