The GNU community development of applications and Unix-like operating systems, which began in 1984. Initiated by Richard Stallman, the GNU notion of an operating system follows that of Unix, which is more expansive than Windows and can include any type of programs users might want. Thus, major applications have been released by the GNU Project such as the popular GIMP image editing program. See
GNU,
GNU/Linux,
GNU Hurd,
GIMP and
free software.