OpenLibro: PDF Books

OpenLibro is a free digital library specializing in books on programming, computer science, technology, and science. All available books are distributed under open licenses such as Creative Commons, guaranteeing that their download and use are completely legal.

We are not a piracy app. We are a curation project: we select, organize, and facilitate access to books that are already free by decision of their authors and publishers.

What will you find on OpenLibro?

Books on programming, software development, algorithms, networks, databases, artificial intelligence, mathematics, science, and more. All organized by category and continuously updated.

Main features:

— Explore hundreds of free and legal PDF books

— Download the ones you want and read them offline

— Save your favorites and keep track of your reading progress

— Rate and comment on the books you've read

— Sync your library across all your devices with your Google account

— Dark mode for reading with less eye strain

Do I need an account?

No. You can browse, download, and read without registering. A Google account is optional and is only used to sync your library across devices.

Are the books really free and legal?

Yes. OpenLibro only includes books with licenses that allow free distribution: Creative Commons, MIT, Apache, GPL, public domain, and similar. We do not host copyrighted content.

Contact: [email protected]