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The Open Directory License
is a license
The verb license or grant licence means to give permission. The noun license or licence refers to that permission as well as to the document recording that permission.A license may be granted by a party to another party as an element of an agreement...
that was used by the Open Directory Project
The Open Directory Project , also known as Dmoz , is a multilingual open content directory of World Wide Web links. It is owned by Netscape but it is constructed and maintained by a community of volunteer editors.ODP uses a hierarchical ontology scheme for organizing site listings...
for its content. It is like many open source licenses, which are used for many types of software and sometimes its corresponding documentation. Examples of this strategy may include or ChefMoz, MusicMoz and OpenWine.
The Open Directory License, however, is unique to the Open Directory. The license expressly forbids its applicability to software or open content hosted elsewhere. Time Warner
Time Warner is one of the world's largest media companies, headquartered in the Time Warner Center in New York City. Formerly two separate companies, Warner Communications, Inc...
(via the Netscape Communications Corporation) owns the compilation copyright to its unique selection of website listings (links, titles and descriptions) in the open directory on dmoz.org. As a practical matter, this includes the layouts, and the categories, and does not extend to the content Dmoz links to, or the actual links themselves.
The Free Software Foundation
The Free Software Foundation is a non-profit corporation founded by Richard Stallman on 4 October 1985 to support the free software movement, a copyleft-based movement which aims to promote the universal freedom to create, distribute and modify computer software...
describes the ODL as a non-free license, citing the right to redistribute a given version not being permanent, and the requirement to check for changes to the license.