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Open Source InitiativePromotes open source and evaluates licenses. |
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Free Software FoundationMaintainer of the General Public License, and many Free Software projects. |
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Creative CommonsFlexible copyright for creative work. |
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Open Clip Art LibraryA growing collection of free clip art. |
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WikipediaThe free on-line encyclopedia. |
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Project GutenbergElectronic books in the public domain. |