Linux.org presented one of the most detailed important events in the history of the Linux operating system development
1983
September Richard M. Stallman announces the GNU Project, an attempt at creating a completely free operating system.
1984
January Work begins on the GNU operating system
1985
October Free Software Foundation established as a non-profit organization to promote the development of Free Software. Sponsors the GNU Project.
1987
January Computer science professor Andrew Tannenbaum publishes the textbook Operating Systems: Design and Implementation which includes a copy of a teaching version of Unix called Minix.
December Larry Wall releases version 1.0 of Perl


