What is open source

Open source describes the principles andThe term was given a big boost at an event
methodologies to promote open access to theorganized in April 1998 by technology publisher Tim
production and design process for various goods,O'Reilly. Originally titled the "Freeware Summit" and
products, resources and technical conclusions orlater known as the "Open Source Summit", the event
advice. The term is most commonly applied to thebrought together the leaders of many of the most
source code of software that is made available toimportant free and open source projects, including
the general public with either relaxed or non-existentLinus Torvalds, Larry Wall, Brian Behlendorf, Eric
intellectual property restrictions. This allows users toAllman, Guido van Rossum, Michael Tiemann, Paul
create user-generated software content throughVixie, Jamie Zawinski of Netscape, and Eric Raymond.
either incremental individual effort, or collaboration.At that meeting, the confusion caused by the name
Some consider open source as one of various"free software" was brought up. Tiemann argued for
possible design approaches, while others consider it a"sourceware" as a new term, while Raymond argued
critical strategic element of their operations. Beforefor "open source." The assembled developers took a
open source became widely adopted, developers andvote, and the winner was announced at a press
producers used a variety of phrases to describe theconference that evening.
concept; the term open source gained popularity withThis milestone may be commonly seen as the birth
the rise of the Internet and its enabling of diverseof the open source movement. However, earlier
production models, communication paths, andresearchers with access to the Advanced Research
interactive communities. Subsequently, open sourceProjects Agency Network (ARPANET) used a
software became the most prominent face of openprocess called Request for Comments, which is similar
source practices.to open standards, to develop telecommunication
The open source model of operation can benetwork protocols. Characterized by contemporary
extended to open source culture in decision makingopen source work, this collaborative process led to
which allows concurrent input of different agendas,the birth of the Internet in 1969. An early use of
approaches and priorities, in contrast with moreopen source was in the 1950s, when IBM distributed
centralized models of development such as thoseoperating systems in source format and the SHARE
typically used in commercial companies. "Open source"user group was formed to facilitate the exchange of
as applied to culture defines a culture in whichsource code.
collective decisions or fixations are shared duringThe Open Source Initiative formed in February 1998
development and made generally available in theby Eric S. Raymond and Bruce Perens. With about 20
public domain- - - as seen with Wikipedia. Thisyears of evidence from case histories of closed
collective approach moderates ethical concerns overdevelopment versus open development already
a "conflict of roles" or conflict of interest. Participantsprovided by the Internet, the OSI continued to
in such a culture are able to modify the collectivepresent the 'open source' case to commercial
outcomes and share them with the community.businesses. They sought to bring a higher profile to
The "open source" labels came out of a strategythe practical benefits of freely available source code,
session held at Palo Alto, California, in reaction toand they wanted to bring major software businesses
Netscape's January 1998 announcement of a sourceand other high-tech industries into open source. Bruce
code release for Navigator. The group of individualsPerens adapted Debian's Free Software Guidelines to
at the session included Christine Peterson whomake the Open Source Definition.
suggested "open source" and also included ToddCritics have said that the term "open source" fosters
Anderson, Larry Augustin, Jon Hall, Sam Ockman, andan ambiguity of a different kind, in that it confuses
Eric S. Raymond. They used the opportunity beforethe mere availability of the source with the freedom
the release of Navigator's source code to freeto use, modify, and redistribute it. Developers have
themselves of the ideological and confrontationalused the term Free/Open-Source Software (FOSS),
connotations of the term free software. Netscapeor Free/Libre/Open-Source Software (FLOSS),
licensed and released their code as open sourceconsequently, to describe open-source software that
under the name of Mozilla.is freely available and free of charge.