2023 in American public domain

Under the Copyright Term Extension Act, books published in 1927, films released in 1927, and other works published in 1927, entered the public domain in 2023. Unpublished works whose authors died in 1952 entered the public domain.

• Metropolis
• The Battle of the Century
• The Jazz Singer
• Wings
• London After Midnight
• Sunrise: A Song of Two Humans
• Napoléon
• The Lodger: A Story of the London Fog (Alfred Hitchcock)
• Walt Disney's first 9 Oswald the Lucky Rabbit cartoons
• It

• Allan and the Ice-gods by H. Rider Haggard
• Death Comes for the Archbishop by Willa Cather
• To the Lighthouse (Virginia Woolf)
• Steppenwolf (Hermann Hesse)
• The Bridge of San Luis Rey (Thornton Wilder)
• Show Boat (Oscar Hammerstein II and Jerome Kern)
• The original versions of the first three books of The Hardy Boys
• The last two short stories in the Canon of Sherlock Holmes (Arthur Conan Doyle)
• Fables (Bill Willingham, released by author)

• The Best Things in Life Are Free by George Gard De Sylva, Lew Brown, and Ray Henderson; from the musical Good News
• Potato Head Blues & Gully Low Blues by Louis Armstrong
• Mississippi Mud by Harry Barris and James Cavanaugh
• Back Water Blues, Preaching the Blues, Foolish Man Blues by Bessie Smith
• Oedipus rex by Igor Stravinsky
• The New Moon by Sigmund Romberg and Oscar Hammerstein II
• Take Me Out to the Ball Game (1927 revision) by Albert von Tilzer and Jack Norworth