Directory of Open Access Books (DOAB)

DOAB is a community-driven discovery service that indexes and provides access to scholarly, peer-reviewed open access books and helps users to find trusted open access book publishers. All DOAB services are free of charge and all data is freely available.

Google Books

Search the world’s most comprehensive index of full-text books.

IntechOpen

Content is accessible for free, on all electronic devices – no matter where its downloaded and read, from Burkina Faso, to Romania or in Silicon Valley. Providing freely available, accessible dynamic academic content.

Karger Fast Facts- eBooks

Karger offers clinicians and patients unlimited free access to the Fast Facts series, a collection of more than 100 resources spanning multiple topics across the field of medicine.

Project Gutenberg

Project Gutenberg is a library of over 60,000 free eBooks.

OAPEN Online library and publication platform

OAPEN promotes and supports the transition to open access for academic books by providing open infrastructure services to stakeholders in scholarly communication.