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.

• Film adaptationRelated: Public-domain stories have repeatedly supplied filmmakers with adaptable source material.

• Human Genome ProjectRelated: The public consortium placed its sequence data in a freely accessible domain.

• 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.

• Found footageRelated: Public-domain status can permit reuse, though it does not establish a clip’s historical authenticity.

• 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.

• Mickey MouseNarrower topic: The original 1928 Mickey depiction entered the U.S. public domain in 2024.

• 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.

• Copyright lawRelated: Copyright expiration and other rules move works into this status.

• Internet ArchiveRelated: Public-domain holdings can often be freely downloaded and reused.

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

• Copyright TermRelated: A work generally enters this status when its copyright term expires.

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

• Migrant MotherRelated: Its federal-agency provenance helped make the photograph broadly available for reproduction.

• Moral RightsRelated: In some jurisdictions, moral rights may continue after economic copyright expires.

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

• Remix cultureRelated: Public-domain material can be reused without copyright permission, subject to other applicable rights.

• We Shall OvercomeRelated: The song’s traditional circulation and disputed authorship have shaped its publication and performance history.

• Adaptation studiesRelated: Public-domain status enables adaptations that might otherwise require licenses.

• John Philip SousaRelated: Sousa’s advocacy for composers helped shape debates that produced modern music copyright law.

• Lawrence LessigRelated: Lessig argued that expanding copyright can shrink this shared reservoir of cultural material.

• Mein KampfRelated: The German copyright expired in 2015, renewing debate about editions and access.

• A. A. MilneNarrower topic: The original U.S. Winnie-the-Pooh book entered the public domain in 2022, enabling new adaptations.

• ISBNRelated: Public-domain status does not prevent editions from receiving ISBNs.

• Berne ConventionRelated: Berne’s term rules help determine when covered works enter the public domain.

• Gustav HolstRelated: Holst’s music has entered the public domain in many countries, enabling wide performance and reuse.

• Alfred EisenstaedtRelated: The photograph’s copyright history shaped its circulation and reproduction.

• CthulhuRelated: The original story’s public-domain status has helped Cthulhu circulate through adaptations and popular culture.

• Free-culture movementRelated: It represents the broadest legal freedom to reuse cultural works.

• Happy Birthday to YouRelated: The 2015 ruling cleared the traditional lyrics for use without the claimed license.

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

• This Land Is Your LandRelated: The song’s traditional verses circulated widely while later additions remained distinct.

• When the Saints Go Marching InRelated: The traditional song's public-domain status has enabled many arrangements and performances.

• Z-LibraryRelated: Public-domain texts can be shared lawfully, unlike copyrighted works distributed without permission.

• Classic bookRelated: When copyright expires, classic books become more freely available for publication, adaptation, and study.

• Criticism of copyrightRelated: Copyright criticism often treats the public domain as a resource narrowed by expansive protection.

• Jerome K. JeromeRelated: Jerome’s older works have entered the public domain in many countries, enabling widespread editions and adaptations.

• Johanna SpyriRelated: Spyri's early books have entered the public domain, enabling widespread republication and adaptation.

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