Linked from

The 51 pages that link to Public domain, each with the reason it gives.

• CopyrightCompared with: Public-domain works can generally be used without copyright permission.

• Intellectual propertyCompared with: It identifies material available for use without permission under those rights.

• Open accessCompared with: Free access alone does not place a work in the public domain.

• Copyright infringementCompared with: Using public-domain material does not infringe copyright in that material.

• Fair UseCompared with: Public-domain use needs no fair-use justification because copyright restrictions do not apply.

• Music publishingCompared with: Public-domain works can be republished without licensing the underlying composition.

• Literary adaptationCompared with: Public-domain sources can be adapted without obtaining copyright permission.

• Creative Commons licensesCompared with: A license grants conditional permissions; public-domain material is not subject to those copyright conditions.

• TrademarkCompared with: Trademark rights are limited and do not create ownership over language or symbols in every context.

• Legal depositCompared with: Depositing a work does not itself place it in the public domain.

• CopyleftCompared with: Unlike public-domain dedication, copyleft retains copyright to enforce conditions on redistribution.

• Creative CommonsCompared with: Creative Commons licenses retain copyright, unlike works free of copyright restrictions.

• Open educational resourcesCompared with: Public-domain materials are reusable without an open license, unlike copyrighted OER.

• Adaptation (arts)Compared with: Public-domain sources can generally be adapted without obtaining copyright permission.

• Book-to-film adaptationCompared with: Public-domain books can be adapted without obtaining exclusive adaptation rights.

• LicensingCompared with: Public-domain material generally does not require a rights holder's license for uses copyright law would otherwise restrict.

• Media franchiseCompared with: Public-domain characters can support competing works without a single rights holder controlling the property.

• Trade secretCompared with: Information available to the public ordinarily cannot qualify as a trade secret.

• PatentabilityCompared with: Failure to qualify for a patent can leave an invention available for public use.

• Kevin MacLeodCompared with: MacLeod’s licensed music is not automatically public domain merely because it is free to download.

• Open knowledgeCompared with: It permits reuse without the conditions that some open licenses retain.