CC BY-SA

CC BY-SA (share alike) is one of the free licenses that is much used. It is the primary license for Wikipedia and for most other Wikimedia platforms.

It is ideal for persons to allow others to use ones work, while assuring:

• the author must be named (source reference)
• the license must always stay "share alike"
• a link to the copyright must be provided

Examples

• File:Hadewijch gedicht1 HsGent f49r.jpg - The library of the University of Ghent has published their manuscripts as CC BY-SA. Therefore all images can be used for Wikipedia.

See also

• Free license