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DBpedia
DBpedia.org is a community effort to extract structured information from Wikipedia and to make this information available on the Web. DBpedia allows you to ask sophisticated... -
Freebase
Description "Freebase is an open database of the world?s information. It is built by the community and for the community?free for anyone to query, contribute to, built... -
The CIA World Factbook
Description US government profiles of countries and territories around the world. Information on geography, people, government, transportation, economy, communications, etc.... -
OpenVocab
About From website OpenVocab is a community maintained vocabulary intended for use on the Semantic Web OpenVocab is ideal for properties and classes that don't warrant the... -
Open Data Bank
Description From the home page: The ODB is a free repository for open data. The data here is available without charge, license, or restrictions. All of the data is available in... -
Open Directory Project (ODP)
From about page: The Open Directory Project is the largest, most comprehensive human-edited directory of the Web. It is constructed and maintained by a vast, global community...
