Oxford Scholarly Authorities on International Law (OSAIL) contains over 180 full-text online editions of market-leading reference works and treatises published by Oxford University Press, including Oppenheim, and the Oxford Commentaries on International Law.

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.

Catalogue of Exhibited Works and Depository Holdings. The online edition Paintings in Museums presents a systematic index of the entire holdings of works, both on display and in deposits, owned by nearly 650 museums in Germany, Austria and Switzerland. A comprehensive and current catalogue for over 178,000 paintings, pastels, gouaches as well as mixed-media works from all ages, genres and styles of about 31,200 artists is therefore available to the user.

Facsimile edition of the "Patrologia Graeca", edited by Jacques-Paul Migne from 1857 to 1866 in more than 160 volumes. The database comprises works of the Greek church literature beginning with Pseudo-Clemens (100 AD) up to Kallistos (1478) and thus makes available the important Greek Christian authors and the most influential works of theology, philosophy, history and literature of the late ancient world and the early Middle Ages. Texts are made easily accessible by an index of contents in Latin and Greek language, by an index of authors, a title index and an index of subject. All of these indexes are full text ones.

The Patrologia Latina Database is an electronic version of the first edition of Jacques-Paul Migne's Patrologia Latina, published between 1844 and 1855, and the four volumes of indexes published between 1862 and 1865. Patrologia Latina comprises the works of the Church Fathers from Tertullian in 200 AD to the death of Pope Innocent III in 1216. The complete Patrologia Latina is included with all prefatory material, original texts, critical apparatus and indexes. Migne's column numbers, essential references for scholars, are included.

The archive contains printed papers and stenographical reports of the German Bundestag since the 1st legislative period. Research is possible by number of document or thematical. In diesem elektronischen Archiv können sämtliche Drucksachen und Stenografischen Berichte des Deutschen Bundestages ab der 1. Wahlperiode recherchiert und im pdf-Format abgerufen werden. Die Dokumente sind mit ihrer jeweiligen Nummer (falls bekannt) oder mit inhaltlichen Suchbegriffen recherchierbar. Das Suchergebnis kann nachträglich z.B. durch Auswahl einer Wahlperiode, eines Drucksachentyps oder eines Urhebers weiter eingegrenzt werden.

PeerJ is an Open Access, peer-reviewed, scholarly journal. It considers and publishes Research Articles in the Biological and Medical Sciences. It aims for rapid decision making and will publish articles as soon as they are ready. PeerJ operates a 'Lifetime publishing plan' model. Unlike many Open Access publications which charge authors per publication, PeerJ provides low-cost publishing plans to individuals, which gives them lifetime rights to publish with PeerJ for free. The Max Planck Society covers the Enhanced Publication Plan for all Max Planck authors centrally. Further details are available on the MPDL website.

Periodicals Archive Online is a major archive that makes the backfiles of scholarly periodicals in the arts, humanities and social sciences available electronically, providing access to the searchable full text of hundreds of titles. The database spans more than two centuries of content, 37 key subject areas, and multiple languages.

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 database comprises numerous important periodicals published since 1997 in the Baltic States (Estonia, Latvia, Lithuania), Belarus, Moldova and Ukraine. It includes journals as well as neswpapers which are mostly in Russian and cover various issues of domestic and international importance.

The Miras Maktoob collection of Persian e-books consists of 249 volumes (189 works) originally published by the Written Heritage Research Institute (Miras Maktoob), a non-governmental organization in Tehran. These e-books contain both Persian and Arabic works on Islamic history and culture in the broadest sense.

The "JPS Journals" platform provides access to the academic journals published by the Physical Society of Japan (JPS). These journals cover the subject area from condensed matter physics to particle physics.

PLOS (Public Library of Science) is a nonprofit publisher and advocacy organization founded to accelerate progress in science and medicine by leading a transformation in research communication. PLOS entered the publishing arena in October 2003 with the launch of PLOS Biology, followed in October 2004 by PLOS Medicine. Today, it publishes a suite of influential Open Access journals across all areas of science and medicine. The Max Planck Society covers article-processing charges for Max Planck authors centrally. Further details are available on the MPDL website.

The database POLDOK, in its current version, contains up to 40,000 documents including bibliographical metadata, subject headings and summaries about the topic "Politics of the 80ies". The retrieval system "Freitext" enables fast and convenient access to the database. Freitext was developed in the course of the BMFT project "FiSch - Fachinformation in Schulen" under the management of Prof. Dr. Robert Funk. -- Die Datenbank POLDOK enthält in der vorliegenden Fassung knapp 40.000 Dokumente mit bibliographischen Angaben, Schlagwörtern und Kurzreferaten zum Themenbereich "Politik der 80er Jahre". Das Retrievalsystem Freitext ermöglicht einen schnellen und komfortablen Suchzugriff auf die Datenbank. Freitext wurde im BMFT-Projekt "FiSch - Fachinformation in Schulen" unter der Leitung von Prof. Dr. Robert Funk entwickelt.

Der eng an den Bedarfen der Fachcommunity orientierte Aufbau eines umfassenden Suchraums steht im Zentrum des Fachinformationsdienstes, der zeitnah und standortunabhängig den direkten Zugriff auf elektronische Verlagspublikationen (E-Books, E-Journals, E-Articles), wissenschaftliche Open Access-Dokumente, Forschungsdaten sowie Inhalte aus Fachdatenbanken und Zeitungsarchiven wie Factiva eröffnet. Gedruckte Publikationen, die für die Politikwissenschaftler/-innen nach wie vor von Bedeutung sind, ergänzen das Angebot dort, wo elektronische Ressourcen noch nicht verfügbar sind. So gelangt ohne Umwege die Literatur- und Fachinformation an den jeweiligen Arbeitsplatz der Wissenschaftler/-innen.Ab April2023haben registrierte Politikwissenschaftler:innen direkt über Pollux freien Zugriff auf den kostenpflichtigen Politikmonitoring- und Analysedienst Polit-X. Polit-X enthält Millionen aktuelle und historische politische Dokumente und Inhalte aus Bund, Bundesländern und Europa und bietet umfangreiche digitale Politikanalyse-Tools.

Various dictionaries are available.

The Portico digital preservation service was created in 2002 with the support of libraries and publishers to ensure that the world's scholarship, now stored and disseminated largely in digital form, will be accessible to future generations. Users from the Max Planck Society gain access to preserved content when specific conditions or “trigger events” cause titles to no longer be available from the publisher or through a successor.

Portland Press Limited, the wholly-owned trading subsidiary of the Biochemical Society, is a leading innovative publisher of journals, books and electronic resources. The platform provides Max Planck researchers with selective access to the full texts of journals owned by the Biochemical Society, see link "eJournals licensed" below. The MPG subscription also covers article-processing charges for Max Planck authors in all Portland Press/Biochemical Society journals. Further details are available on the MPDL website.

The central topic of the database is the history of the DPs (Displaced Persons) in Europe. For this purpose, approx. 3,000 documents, made available as image files and via full text search, have been compiled. A major amount of data originates from the Wiener Library in London and from the National Archives of the UK with holdings from the General Correspondence of the Foreign Office, the Control Office for Germany and Austria and the Control Commission for Germany. The project was tutored by Dan Stone (Royal Holloway College, University of London), who wrote an introductory essay. Further contributions to the topic supplementing the database were authored by famous historians, specializing in Jewish and DP history, from Great Britain, Germany and Israel, among them Michael Brenner (Munich) and Angelika Königseder (Berlin). Through the content from the Wiener Library, a certain emphasis lies on Jewish DP history.

The database comprises the Russian daily newspaper "Pravda", digitized in full text, from its first issue in 1912 until 2009. Pravda was and is the most important proclamation organ of the Soviet/Russian Communist Party.