Project Gutenberg serves digital versions of a variety of books including fiction, non-fiction, classic, law, and technical.
The Gutenberg Project serves only books whose copyright has expired or has been released for unlimited non-commercial use.
HathiTrust is a partnership of academic & research institutions, offering a collection of millions of titles digitized from libraries around the world.
LibriVox volunteers record chapters of books in the public domain, and then release the audio files back onto the net for free. All published audio is in the public domain and therefore may be used for any purpose. LibriVox contains recordings of literary classics, autobiographies, plays, and poetry among many other genres. All recordings featured on LibriVox are in the public domain.
The Public Domain Review is an online journal an not-for-profit project dedicated to promoting and celebrating the public domain in all its richness and variety. All works eventually fall out of copyright - from classics works of art to absentminded doodles - and in doing so they enter the public domain . . . Our aim is to help readers explore this rich terrain - like a small exhibition gallery at the entrance to an immense network of archives and storage rooms that lie beyond. -The Public Domain Review All material featured in The Public Domain Review is in the Public Domain or openly licensed.
Digital Public Library of America
The Digital Public Library of America (DPLA) brings together the riches of America’s libraries, archives, and museums, and makes them freely available to the world. It strives to contain the full breadth of human expression, from the written word, to works of art and culture, to records of America’s heritage, to the efforts and data of science. The DPLA aims to expand this crucial realm of openly available materials, and make those riches more easily discovered and more widely usable and used. -DPLA
The copyright status of items in the DPLA varies. Many items are in the public domain. For individual rights information, please check the Rights field in the metadata or follow the link to the digital object on the content provider’s website for more information.