Unlicense

Unlicense
Unlicense logo
AuthorArto Bendiken
Published2010
SPDX identifierUnlicense
FSF approvedYes
OSI approvedYes
GPL compatibleYes
CopyleftNo
Linking from code with a different licenceYes
Websiteunlicense.org

The Unlicense is a public domain equivalent license for software which provides a public domain waiver with a fall-back public-domain-like license, similar to the CC Zero for cultural works. It includes language used in earlier software projects and has a focus on an anti-copyright message.