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.

The Oxford English Dictionary is a guide to the meaning, history, and pronunciation of over half a million words and phrases, both present and past, from across the English-speaking world. It traces the usage of words through 3.5 million quotations from a wide range of international English language sources, from classic literature and specialist periodicals to film scripts, song lyrics and social media posts.

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.

Project MUSE is a leading provider of digital humanities and social science content for the scholarly community. Since 1995 the MUSE journal collections cover full-text versions of scholarly journals from many of the world's leading university presses and scholarly societies, with over 120 publishers currently participating.

The PsycINFO databases cover the professional and academic literature in psychology and related disciplines including medicine, psychiatry, nursing, sociology, education, pharmacology, physiology, linguistics, and other areas. Coverage is worldwide, and includes references and abstracts to over 1300 journals and to dissertations in more than 30 languages, and to book chapters and books in the English language. Over 50,000 references are added annually. Popular literature is excluded.

>Research is the world's leading provider of news and funding information for research professionals. From academia to politics, technology to the arts, this provider is renowned for its in-depth analysis and breadth of coverage of the issues affecting the international research community, as well as providing the largest database of research funding opportunities available worldwide. Research Professional is Research's online platform for institutional access to databases News and Funding Opportunities.

SAGE Journals Online provides access to more than 1000 journals with a coverage spanning the humanities, social sciences, and science, technology, and medicine. Max Planck researchers have full text access to a multidisciplinary selection of the full journal collection. In addition, the agreement covers article-processing charges for Max Planck authors in Gold Open Access journals and in hybrid titles in the SAGE Premier package. Further details are available on the MPDL website.

ScienceOpen is a networking platform for scholars to enhance their research in the open, make an impact, and receive credit for it. The site provides advanced search and discovery functions, combined with post-publication peer review, recommendation, social sharing, and collection-building features. The Max Planck Society covers article-processing charges for ScienceOpen Research and ScienceOpen Poster centrally. Further details are available on the MPDL website.

SocINDEX is the world's most comprehensive and highest quality sociology research database. Subject headings from a 15,000 term sociology-specific thesaurus designed by expert lexicographers and extensive indexing for books, monographs, conference papers and other sources is included. Searchable cited references are also provided.

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.

SpringerMaterials is based on the Landolt-Börnstein New Series, the unique, fully evaluated data collection in all areas of physical sciences and engineering. It is a systematic and comprehensive resource of selected and critically assessed data explained in their scientific context.

Archive of 15 periodicals and proceedings published online by Trans Tech Publications during the period between 1984 and 2022. The archive - with its broad subject diversity and its renowned journals indexed in well-established databases (e.g. Material Science Forum, Defect and Diffusion Forum, Key Engineering Materials) - is a valuable platform for the bibliographic retrieval of scientists, especially in the field of modern solid state and materials science.

The goal of this database is to provide researchers with an opportunity to cross-search the contents of major Russian periodicals on social sciences and humanities. It is comprised of journals of the Russian Academy of Sciences ranging from archeology to linguistics, as well as popular literary editions, and independent scholarly publications. New titles are added on a regular basis. This Universal Database grows retroactively. Full-text and full-image content of print editions is reproduced with original pagination.

This collection contains 35.000 pages of English-speaking national literature from 116 books originally published between 1789 and 1834. Independently from authors' places of birth, their works have been selected for the collection according to their Wales-related content. The collection has been compiled by members of Cardiff University, Wales, from literature holdings of the Fürstliche Bibliothek Corvey. E-books contain digitally enhanced facsimile pages of historical book pages, and even bookmarks to relevant parts of works. Within e-book pages, i.e. within historical texts and layout, fulltext searches can be performed.

WALS is a large database of structural (phonological, grammatical, lexical) properties of languages gathered from descriptive materials (such as reference grammars) by a team of more than 40 authors (many of them the leading authorities on the subject). WALS consists of a number of maps with accompanying texts on diverse features (such as vowel inventory size, noun-genitive order, passive constructions, and "hand"/"arm" polysemy), each of which is the responsibility of a single author (or team of authors). Each map shows between 120 and 1370 languages, each language being represented by a symbol, and different symbols showing different values of the feature.

The World Loanword Database, edited by Martin Haspelmath and Uri Tadmor, is a scientific publication by the Max Planck Institute for Evolutionary Anthropology. It provides vocabularies (mini-dictionaries of about 1000-2000 entries) of 41 languages from around the world, with comprehensive information about the loanword status of each word. It allows users to find loanwords, source words and donor languages in each of the 41 languages, but also makes it easy to compare loanwords across languages. Each vocabulary was contributed by an expert on the language and its history. An accompanying book has been published by De Gruyter Mouton (Loanwords in the World's Languages: A Comparative Handbook, edited by Martin Haspelmath & Uri Tadmor). The World Loanword Database consists of vocabularies contributed by 41 different authors or author teams.