A Linux distribution which is made up of a kernel, basic tools and applications software. Debian is distinctive because it is produced entirely by volunteers who share a commitment to the development and dissemination of free software. The name derives from the people who founded the Debian Project: Debra and Ian Murdock.
Debian is a project based around the development of a free, complete operating system based on the work of the GNU Project through the collaboration of volunteers from around the world. The project's primary focus, Debian GNU/Linux, is a popular Linux distribution.