The Max Planck Institute is among the founders of the Munich Max Planck Campus for Legal and Economic Research

Gemeinsamer Katalog des Max-Planck-Instituts für Biogeochemie und des Max-Planck-Instituts für Chemische Ökologie, Jena.

The scientific research library provides literature and information for both the Max Planck Institute of Biophysics and the Max Planck Institute for Brain Research. The main focus of the collection is set by the research priorities of the departments and is developed according to the research profile.

The Max Planck Institutes are founders of Munich Max Planck Campus for Legal and Economic Research

The library of the MPIs Martinsried is a specialized reference library primarily rendering services to research staff and visiting scientists. Its collection of books and ejournals is mainly used on behalf of the Institute's research projects.

Gemeinsame Bibliothek beider Stuttgarter MPIs

The Campus Library is a shared service unit for following neighboring Max Planck institutes: Max Planck Institute for Biological Cybernetics, Max Planck Institute for Biology Tübingen and the Friedrich Miescher Laboratory

Nature Publishing Group (NPG) is a publisher of high impact scientific and medical information in print and online. NPG publishes journals, online databases, and services across the life, physical, chemical and applied sciences and clinical medicine. The MPG subscription also covers article-processing charges for Max Planck authors in Nature journals. Further details are available on the MPDL website.

NMRShiftDB is a web database for organic structures and their nuclear magnetic resonance (nmr) spectra. It allows for spectrum prediction (currently only for carbon) as well as for searching spectra, structures and other properties. Last not least, it features peer-reviewed submission of datasets by its users.

Nomos eLibrary provides access to academic books and journals in the subject areas of law, political sciences, economics, media and communication sciences, history, sociology, education and cultural studies, European Union, health sciences. The book selection has been continuously extended through the acquisition of individual eBook packages by MPG libraries. From volume 2022 onwards, access is given to the complete Nomos eBook portfolio. Max Planck researchers can publish their scientific work with Nomos as a print and in parallel as an Open Access eBook in the Nomos eLibrary. Further details are available on the MPDL website.

OECD iLibrary is the online library of the Organisation for Economic Cooperation and Development (OECD) featuring its books, papers and statistics and is the gateway to OECD’s analysis and data. It also contains content published by the International Energy Agency (IEA), the Nuclear Energy Agency (NEA), the OECD Development Centre, PISA (Programme for International Student Assessment), and the International Transport Forum (ITF).

Founded in 1916, Optica (formerly the Optical Society of America, OSA) was organized to increase and diffuse the knowledge of optics, pure and applied. One of the Society's major activities is the publication of peer-reviewed journals and books. Though access to current Optica Publishing Group content is no longer licensed, access to the 2007 - 2011 volumes of the journals and proceedings is still available.

The OSF Preprints search combines records from various preprint repositories, including arXiv, bioRxiv, Cogprints, PeerJ, PsyArXiv, RePEc and SocArXiv.

Developed cooperatively with scholars and librarians worldwide, Oxford Bibliographies offers exclusive, authoritative research guides across a variety of subject areas. Combining the best features of an annotated bibliography and a high-level encyclopedia, this cutting-edge resource directs researchers to the best available scholarship across a wide variety of subjects.

Oxford Constitutions of the World (OCW) contains fully-translated English-language versions of all the world's constitutions (both national and sub-national), accompanied by individual jurisdictional commentaries, and supplementary materials, including foundation documents, historical versions of constitutions, and amendment Acts/Laws. The Max Planck Encyclopedia of Comparative Constitutional Law (MPECCOL) is a comprehensive online resource containing analytical comparative articles offering a global overview of constitutional law. Subscribers also benefit from access to the Oxford Law Citator, one of the most powerful tools available for legal research, enabling onward research and ease of access to key materials.

Oxford Handbooks Online is a collection of handbooks in 17 subject areas, bringing together the world's leading scholars to write review essays that evaluate the current thinking on a field or topic, and make an original argument about the future direction of the debate. For the first time, all Handbooks are available online as well is in print across the subject areas. Monthly updates introduce articles in advance of print publication and beyond the book, online-only content ensures the most current, authoritative coverage anywhere.

Including Oxford Scholarship Online (OSO), the University Press Scholarship Online (UPSO) publishes new books every month from an ever-growing roster of contributing presses, each adding to the variety of subjects covered on the platform. The MPG purchased the volumes 2003-2013/2014 of 16 OSO subject collections. This selection is continuously extended by single e-book acquisitions by MPG libraries.

This historic journal index enables the simultaneous search in millions of citations for articles published in the arts, humanities and social sciences, across more than 300 years. It enables researchers quickly and comprehensively to identify articles relevant to their field of study and reduces what could take years of research to a matter of minutes. Journals indexed span 37 key subject areas and multiple languages.