5 Best Sites to Download Free PDF Books in 2023

Thu. 13 Jan. 202216024483
We carefully reviewed and selected the 5 best free PDF book websites, covering fiction, academics, science, business, and technology works. Choose the website that suits you best!
5 Best Sites to Download Free PDF Books in 2023

Check out our 5 best websites for downloading free PDF books below!

1. Project Gutenberg



Image source: Project Gutenberg


Categories: Fiction, Non-fiction, Literature, Poetry, Science, History, Biography, Drama, and Adventure.

Formats:  EPUB, MOBI, and PDF.

  • Rich literary collection: Project Gutenberg’s site provides access to many literary works, including novels, poems, essays, and historical documents, featuring works from notable authors.

  • Variety of formats: Apart from PDFs, Project Gutenberg offers a huge selection of books in various digital formats, such as EPUB, MOBI, HTML, and plain text, ensuring compatibility with different e-readers and devices for comfortable online reading.

Visit the site: Project Gutenberg

2. Library Genesis



Image source: Library Genesis

Categories: Fiction, Non-fiction, Academic, Science, Technology, Engineering, Mathematics, Social Sciences, and Humanities.


Formats: PDF, EPUB, and MOBI.


  • Extensive collection: Library Genesis boasts an extensive collection of academic materials, including textbooks, journal articles, conference papers, and more. Users can find resources covering diverse subjects, making it a valuable resource for students, researchers, self-publishing authors, and academics.

  • Easy search and download: The platform offers a simple and intuitive search box and interface, allowing you to find and download the desired content quickly. Multiple search filters, such as title, author, ISBN, and year, enhance your search experience.

Visit the site: Library Genesis

3. Internet Archive



Image source: Internet Archive


Categories: Texts, Audio Recordings, Software, Images, Videos, Education, Arts, Music, Science, and Technology.

Formats: PDF, EPUB, and MOBI.

  • Massive collection: The Internet Archive hosts an enormous collection of digitized books, including rare and out-of-print titles, academic & education resources, historical documents, and contemporary works.

  • Preservation efforts: The platform's mission to preserve cultural heritage and knowledge makes it a valuable resource for researchers, scholars, and avid readers interested in exploring diverse subjects.

Visit the site: Internet Archive


4. Google Scholar



Image source: Google Scholar


Categories: Research Papers, Scholarly Articles, Books, Theses, Conference Proceedings, Journals, Case Studies, and Patents.

: PDF and HTML.


  • Extensive scholarly coverage: Google Scholar indexes a wide range of scholarly literature from diverse academic fields, ensuring access to a vast collection of research papers and publications.

  • Advanced search functionality: The platform offers advanced search options, allowing users to refine their searches by author, publication, keywords, and specific fields of study, facilitating targeted and efficient research.

Visit the site: Google Scholar

5. Digital Public Library of America



Image source: Digital Public Library of America


Categories: Education, History, Art, Science, Literature, Music, Primary Sources, and Cultural Heritage.

Construction Contract: Building Your Project Foundation 

Essential elements and considerations for a well-crafted agreement.

Formats: PDF, JPEG, and MP3.

  • Diverse collection: DPLA offers various digital materials, ranging from historical artifacts to contemporary resources. Users can explore their favorite books, photographs, artworks, primary sources, and other valuable cultural heritage items.

  • Curated exhibitions: The platform presents curated exhibitions highlighting specific themes, historical periods, or notable collections. These exhibitions provide a curated and immersive experience, offering deeper insights into various topics of interest.

Visit the site: Digital Public Library of America

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