OAPEN Library Membership

OAPEN Library – Dedicated to Open Access Books

The OAPEN Library is dedicated to the dissemination of Open Access (OA) books, while creating a quality controlled collection of OA books and improving their visibility and discoverability.

Together with libraries, research funders and publishers OAPEN is committed to the creation of a quality-controlled collection of Open Access books: providing libraries and their patrons with barrier-free and seamless access to Open Access books.

Currently over 18,500 Open Access books are hosted on the OAPEN Library, accounting for over third of all the books in the Directory of Open Access Books (DOAB).

Why Support OAPEN?

Membership Model
Benefits for Libraries
Pricing Structure
Membership Model

The OAPEN Library membership program is set up specifically for libraries and their institutions.

Thanks to their membership contributions, member libraries make possible the vital work of the OAPEN Library for libraries, scholars and the general public, to provide free and unrestricted access to and preserve scholarly books.

The services that the OAPEN Library provides include usage reporting, metadata files and improved discovery.

Benefits for Libraries

Usage Reports 

OAPEN library members receive regular reports regarding their usage of the complete OAPEN Library within their institution.


Discovery & Dissemination 

Metadata for the complete OAPEN Library is available in MARC 21, MARC XML and other formats.


Metadata and feeds are available via various aggregators such as OCLC Worldcat, EBSCO Discovery Service and Ex Libris Primo.


OAPEN is optimised for search engines and indexed by Google Scholar.


Metadata Coverage 

The OAPEN Library facilitates rich metadata elements such as ORCID, DOI, Grant Information and can include (multiple) ISBNs – encouraging use of richer metadata for books.

Pricing Structure

Annual contributions levels (excl. VAT)*



Large organisations from high income countries


$3,075 // €2,500 // £2,100



Small organisations from high income countries



$1,200 // €1,000 // £840



Organisations from low- and middle-income countries



$600 // €500 // £420



*Consortia pricing is available upon request, please contact us directly for more information.


Get Involved

If you would like to know more about KU Partners and Open Infrastructures, don't hesitate to contact us!