| skos:altLabel | - copyright
- public
- Public Domain
- Public Information
- free
- Traditional
- public domain
- PD
- common property
- freely available
- copyright-free
- publicly
- P.D.
- public domain material
- Public-domain
- Expiration of copyright
- No copyright reserved
- PDDVD
- Public Domain Dedication and License
- Public domain#British law
- Public domain#Disclaimer of interest
- Public domain#Expiration of copyright
- Public record
- copyright has expired
- copyright-expired
- copyrights expire
- domaine public
- expired patents
- no-copyright
- non-copyrighted
- open texts
- out of copyright
- out-of-copyright books
- protected by copyright
- public domain document
- public domain program
- public literary domain
- public-domain
- publicdomain
- with lapsed or nonexistent copyright
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