#public domain

pgdp.net/c

Distributed Proofreaders is a volunteer-driven platform that converts public domain books into high-quality e-books for the Project Gutenberg archive. It simplifies the digitizing process by crowd-sourcing proofreading and formatting tasks across an international community.

gutenbergnews.org

The official news hub for Project Gutenberg, offering updates on ebook releases, digital publishing initiatives, and organizational developments.

standardebooks.org

A volunteer-driven project that produces high-quality, professionally formatted, and open-source public domain ebooks. It provides curated digital literature with modern typography and semantic markup for a superior reading experience.

gutenberg.org

Project Gutenberg is a non-profit library providing free access to tens of thousands of public domain eBooks. It preserves and shares classic literature through volunteer-driven digitization and proofreading efforts.

A comprehensive portal that aggregates digital records from libraries, archives, and museums across the United States. It provides open access to millions of digitized photographs, manuscripts, books, and audiovisual materials.