Recently, new organizational forms have emerged for the express purpose of
supplying “free” core systems. One example is open-source communities, such as the
Apache Foundation and the Linux Development Community, which deal with both
rules and modules. Another is standard-setting organizations, such as the Internet
Engineering Task Force and the World Wide Web Consortium, which deal exclusively
with rules. In essence, these types of organizations are mutually owned and regulated,
governed for and by their members, which are very often the suppliers of optional
components.