Index Data Open Content

Open Content

Index Data created indexes on several databases and offer them as free service. One can use SRU and Z39.50 protocols to connect to these resources.

Those databases are:

The Open Directory Project, Project Gutenberg, Open Archive Initiatives/OAIster, several databaes within Open Content Alliance, and wikipedia.

Test their demo at Index Data Masterkey. You can also limit search results by subject, author, date, and the target location/specific database.

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