Walter De Gruyter publishes a wide variety of content covering humanities, medicine, the sciences and law. The "De Gruyter Online" platform provides access to title information and the electronic content for De Gruyter journals and books under one roof. Users from the MPG have access to following products: * De Gruyter Journals and Yearbooks - current content of selected serial titles available on the platform (last 13 volumes) * De Gruyter Journal Archive - backfile content of 150 titles * De Gruyter Online / Research Now E-Journal Archive - about 50 journals focusing on research in economics, formerly published by Berkeley Electronic Press until 2022 * De Gruyter eBooks - a collection of purchased e-books which is continuously extended by single e-book acquisitions by MPG libraries

The collection licensed by the DFG comprises 1000 e-Books. In addition, access to 3,400 free electronic books from all subject areas is provided.

The Economist Historical Archive comprises the complete content of all printed editions of the Economist from the years 1843 - 2012. The Economist is the most important international weekly for economic and financial policy. Articles are presented as color images. For the archive full text search with different indexes has been set up. The archive supports export of the "Economic / Financial Indicator" in Excel format, and has a gallery of title images with marked key topics for every week. The DFG subscription covers the years 1843 - 2006 only, but currently full text access has been granted to the complete historical archive.

Elgaronline is the content platform for Edward Elgar Publishing's journals, reference works and books, including scholarly monographs, Research Handbooks, companions and more. Max Planck researchers have full text access to more than 2,600 business and economics e-books published by Edward Elgar from 1993 onwards.

More than 200 peoples and ethnic groups are indexed on the basis of different sources. Underlying data are results of field research published as ethnographic monographies, essays or manuscripts which are used as "primary data" and subject-indexed by applying a highly complex and differentiated system down to the level of single paragraphs. The indexing is done according to the "Outline of Cultural Materials" (OCM) that contains over 700 different classification elements. Additionally, a keyword search at full text level is possible. The database is updated on a regular basis.

Emerald Archive references full text articles from nearly 400 journals and more than 1,100 books published by Emerald until 2021. Add-on content, such as case studies, interviews, and reviews, is available. The major amount of the content originates from the field of economics. In addition, library science and engineering are covered.

The Aktienführer (equities guide) comprises yearly profiles of companies registered with German stock markets, containing key figures. Among the data are company domicile, field of activity, number of employees, interests, share holders, data from balance and income statement, etc.

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.

The SpringerLink platform provides MPG staff with access to a huge collection of English and German eBooks from 2005 onwards, as well as the English and the German collection of the Springer Book Archive (1842-2004). In addition, the content of selected book series is available. Includes major reference works and dictionaries. Max Planck researchers who publish a monograph or edited volume with Springer Nature as an Open Access eBook receive a discount on the standard Book Publishing Charge. MPDL covers the costs remaining on a pro rata basis. Further details are available on the MPDL website.