one of the largest directory system which is maintained by human editors

See Also:

SEO, Page Rank, Deep Linking, Linkage

Dmoz (directory)

Open Directory Project (ODP) commonly known as Dmoz. The name is derived from This is a multilingual open content directory of World Wide Web links owned by Netscape.It is constructed and maintained by a community of volunteer editors.

Dmoz/ODP is the most comprehensive directory that is human-reviewed of the webworld.

A web directory is something similar to a huge reference library or in other words it is hierarchically arranged by subject - from broad to specific.

Some Don'ts of Dmoz:

Open Directory follows in the footsteps of some of the most important editor/contributor projects of the 20th century, in a similar fashion as the Oxford English Dictionary became the definitive word on words through the efforts of volunteers. The Open Directory follows in its footsteps to become the definitive catalog of the Web.

It is the only major directory that is 100% free.

Dmoz/ODP powers the core directory services for the Web's largest and most popular search engines and portals, including Netscape Search, AOL Search, GoogleLycosHotBotDirectHit, and hundreds of others.

How to join Dmoz/ Open Directory Project:

This is simple and a 2 step procedure.

How data is made available by Dmoz/ODP:

Dmoz/ODP data is made available through an RDF-like(Resource Description Framework ) dump that is published on a dedicated download server where an archive of previous versions is also available. Usually new versions are generated weekly.


Under the terms of the Open Directory License ODP data is made available for open content distribution, which requires a specific ODP attribution table on every Web page that uses the data.

Search Software

Dmoz/ODPSearch software is a derivative version of Isearch which is open source, licensed under the Mozilla Public License.

Bug tracking

For bug tracking software used by the ODP is Bugzilla, and the web server Apache.

Editor Forums

Originally ODP Editor Forums were originally run on software that was based on the proprietary Ultimate Bulletin Board system. But in June 2003, they switched to the open source phpBB system. Since 2007, these forums are powered by a modified version of phpBB.

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