- Monthly downloads
- 1.5 million+
OAPEN
A world of scholarly books.
Open to all, built to last.
OAPEN connects libraries , publishers , researchers , and funders with a global infrastructure for peer-reviewed open access books to advance research and the public good.
Learn about how we support our community.
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Our collection, in numbers
These numbers reflect the collective global ambition to realise a fully open access (OA) books future.
- Open access books
- 40,000+
- Participating publishers
- 450+
- Languages represented
- 80+
The latest from OAPEN
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Spotlight
Conference attendance
Come meet us in person at these conferences. This is a rolling list and as new conferences and events are added older ones will be removed, so make sure to check back regularly!
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Spotlight
OAPEN and OpenAIRE partner to strengthen interoperability and monitoring for open access books
OAPEN and OpenAIRE have signed a Memorandum of Understanding to strengthen the visibility, discoverability and monitoring of open access books through improved metadata exchange, interoperability and shared open infrastructure...
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Spotlight
Weekly service update: OAPEN Library Dashboard
Following recent communications, we are continuing maintenance and enhancement work on the OAPEN Library Dashboard over the summer. We appreciate your continued patience and understanding. Please check back regularly for...
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Blog post
OAPEN goes to Switzerland: A visit to our partner CERN
Riding a heat wave The OAPEN Tech team met with the Open Science (OS) teams at CERN in Geneva, Switzerland, on the 25th and 26th of June. After rebuilding the team following...
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Blog post
Meet the DOAB & OAPEN Ambassadors: An Interview with Melissa Chim, Ambassador for the USA
Melissa Chim is Scholarly Communications Librarian at Excelsior University in New York, United States of America. Hear what she had to say about joining the ambassador programme. What motivated you to join DOAB as an ambassador?...
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OAPEN presents the
OA Books Toolkit
For authors
The Toolkit offers clear guidance on open access (OA) book publishing for researchers and authors, and supports policy makers in shaping effective OA policies for books.
Our funders’ collections
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DFG – German Research Foundation -
EU - European Union -
FWF - The Austrian Science Fund -
Knowledge Unlatched -
Max Planck Society (MPG) -
NWO - The Dutch Research Council -
SCOAP3 - The Sponsoring Consortium for Open Access Publishing in Particle Physics -
SNSF - Swiss National Science Fund -
UKRI - UK Research and Innovation -
Wellcome