- 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.
New from the OAPEN Library
Searching for something specific?
Browse
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
-
Spotlight
Forthcoming event 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!
-
Spotlight
Introducing OAPEN’s new visual identity
The Hague, 1 October 2025 We’re thrilled to share an exciting new update for OAPEN. Today, we unveil our refreshed visual identity – including a new logo – that better reflects who we’ve become, what we...
-
Spotlight
Launch of OPERAS-NL: collaboration between OAPEN and KNAW Humanities Cluster (HuC)
Press Release: The Hague / Amsterdam, 17 November 2025 The OAPEN Foundation (OAPEN) and the KNAW Humanities Cluster are collaborating...
-
Blog post
认识 OAPEN 与 DOAB 大使:对 DOAB 中国大使 Alicia Wang 的一次访谈
问题一:是什么促使您加入 DOAB 并担任大使? 我希望通过倡导开放获取图书,为全球科学向开放科学的转型有所贡献,让更多有价值的出版成果能够惠及更广泛的读者。正是出于对支持与促进国际学术交流的愿望,我选择加入中国图书进出口(集团)有限公司,负责推动中外学术交流项目,并参与促进文化交流的非营利性或使命驱动型项目。在工作中结识的许多同仁也给予了我很深的影响,例如颜帅先生(DOAJ大使)和郭晓锋女士(Crossref大使)。见证他们对中国学术出版展现的热忱与产生的实际影响,触发我接任DOAB大使这一角色。...
-
Blog post
Meet the OAPEN&DOAB Ambassadors An Interview with Alicia Wang DOAB Ambassador for China
What motivated you to join DOAB as an ambassador? I want to contribute to the global transition towards open science by advocating for open access books so that more valuable publishing outputs can benefit a broader audience....
-
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
-
DFG – German Research Foundation -
EU - European Union -
FWF - The Austrian Science Fund -
Knowledge Unlatched -
NWO - The Dutch Research Council -
ScholarLed -
SCOAP3 - The Sponsoring Consortium for Open Access Publishing in Particle Physics -
SNSF - Swiss National Science Fund -
UKRI - UK Research and Innovation -
Wellcome