Free content is free as in freedom. This page links to some of the most popular licenses for releasing such content. This page can be reached via http://enwp.org/WP:ICT/FL when forwarding the full URL is not convenient. If an image is available under one of these licenses, it is acceptable to be used in Wikipedia.
Generally, a work licensed under a CC tag with more requirements cannot be integrated into a work licensed under a more permissive CC license (such as integrating a CC BY-SA work into a CC BY work), unless the entire target work switches to the less permissive license.
Other Creative Commons licenses exist but are non-free for use in Wikipedia. See Non-free Creative Commons licenses for a full list and explanation.
Note: The licenses in this section require reprinting the entire license text with any reuse of the image. If you created the image yourself, please consider using a different license. If one includes any of the content, the entire book/section goes under GFDL, unlike CC BY-SA.
Free content is free as in freedom. This page links to some of the most popular licenses for releasing such content. This page can be reached via http://enwp.org/WP:ICT/FL when forwarding the full URL is not convenient. If an image is available under one of these licenses, it is acceptable to be used in Wikipedia.
Generally, a work licensed under a CC tag with more requirements cannot be integrated into a work licensed under a more permissive CC license (such as integrating a CC BY-SA work into a CC BY work), unless the entire target work switches to the less permissive license.
Other Creative Commons licenses exist but are non-free for use in Wikipedia. See Non-free Creative Commons licenses for a full list and explanation.
Note: The licenses in this section require reprinting the entire license text with any reuse of the image. If you created the image yourself, please consider using a different license. If one includes any of the content, the entire book/section goes under GFDL, unlike CC BY-SA.