IGI Global is an international publishing company that specializes in scholarly research publications and databases covering all aspects of information science technology utilization and management. Access to the full texts of the journal collection was provided by a MPG subscription until the end of 2022. Beginning January 1st, 2023, IGI Global journals flipped to fully OA can be easily accessed directly through their respective webpages.

The International Monetary Fund's eLibrary simplifies analysis and research with direct access to the IMF's periodicals, books, working papers and studies. Various statistical and visualization tools to showcase IMF datasets are offered free of charge via the IMF Data platform.

Essential Science Indicators is a product that enables researchers to conduct ongoing, quantitative analyses of research performance and track trends in science. Covering a multidisciplinary selection of more than 11,000 journals from around the world, this in-depth analytical tool offers data for ranking scientists, institutions, countries, and journals. Available on the InCites platform, the ESI data may directly be accessed from highly ranked records in the Web of Science.

ingentaconnect hosts scholarly books and journals from a range of different publishers. Millions of articles, chapters and reports are available for you to search across, and access to full text is available by pay-per-view or by subscription to individual publications.

Integrum World Wide is the largest full text database of Russia and the CIS. Among other content, the database comprises hourly updated texts from the Russian and English press (regional and national newspapers and periodicals, monitoring services from TV and radio, press agencies), statistics (Goskomstat), legal texts, governmental publications, patents (Rospatent), belletristics, bibliographic databases of the Russian Academy of Sciences (INION), internet sources, address and phone directories, Yellow Pages, etc.

The Journal Citation Reports is a source for journal evaluation, which includes journal data and unified rankings for 229 science and social science categories. It covers the Journal Impact Factor (JIF) and Emerging Sources Citation Index (ESCI) for all journals in the Web of Science Core Collection. Each journal can be seen within the context of all journals in its category, providing a comprehensive, holistic view for the evaluation of a journal's performance.

JSTOR provides access to more than 12 million academic journal articles, books, and primary sources in 75 disciplines. Users from the Max Planck Society have access to selected archival collections of scholarly journals and more than 3,000 Open Access ebooks. The book selection is continuously extended by single e-book acquisitions by MPG libraries. Additionally, the license covers the basic tier usage of Constellate - a text and data analysis tool, which uses primary source content from JSTOR. For the archival collections, JSTOR's agreements with publishers include an updating provision referred to as a "moving wall". The moving wall is a fixed period of time ranging, in most cases, from two to five years, that defines the gap between the most recently published issue and the date of the most recent issues available in JSTOR.

The KOBV-Index is a central database that is maintained and regularly updated at KOBV-Zentrale. Der KOBV-Index ist eine zentrale Datenbank, die in der KOBV-Zentrale gepflegt und regelmäßig aktualisiert wird.

The KCI Korean Journal Database provides a comprehensive snapshot of the most influential regional content from researchers in South Korea. Using citation connections from the Web of Science™, regional work is framed within the broader context of global research. Created in collaboration with the National Research Foundation of Korea, this database covers articles from approximately 2,000 scholarly journals (over 1,500 new to the Web of Science).

Lexis is a platform for legal research with broad collections of newspapers and magazines worldwide. It includes one of the largest collection of United States case law, statutes and regulations. Coverage contains also law reviews, legal reference materials, and Shepard’s® Citations. Additionally, global regulations and selected legal data for the UK and Commonwealth countries. Moreover, access to full-text articles from thousands of news publications, including business, medical, legal, tax, or accounting newspapers, journals, and trade magazines.

The Library of Congress Online Catalog is a database of books, serials, computer files, manuscripts, cartographic materials, music, sound recordings, and visual materials in the Library's collections.

LIVIVO bundles scientifically relevant resources from the subjects fields medicine, health, nutrition, environmental and agricultural sciences. It provides a common search interface over various data sources, such as library catalogs, specialist bibliographic databases, full texts from journals, and quality-controlled web content. LIVIVO combines the former ZB MED search portals MEDPILOT (2003 to 2015) and GREENPILOT (2009 to 2015).

Macmillan Online provides historians and political scientists with direct access to documents from the highest level of Government during the Macmillan Administration. With some 30,000 images of original documents, taken from CAB 128 and CAB 129 as well as selected files from PREM 11 and CAB 124, this project is as important a source for world history as it is for British politics. This collection is available on the platform Archives Direct which features content from Sources from The National Archives, UK

"The Making of the Modern World: Goldsmiths'-Kress Library of Economic Literature 1450-1850" provides digital facsimile images on every page of 61,000 works of literature on economic and business published from 1450 through 1850. Fulltext searching on more than 12 million pages provides researchers unparalleled access to this vast collection of material on commerce, finance, social conditions, politics, trade and transport.

MIA contains the writings of 592 authors representing a complete spectrum of political, philosophical, and scientific thought, generally spanning the past 200 years. Being a communist means working for the self-emancipation of the working class; it means striving to unite the working class, in all its diversity, in the struggle to overthrow capitalism. In the 1840s, Marx and Engels placed communism on a scientific footing through the theory of dialectical materialism. Marxists are those who have continued this ever since. If any one of the following criteria apply, the MIA Collective may decide to place the writer into the Reference Archive: (i) they pre-date Marx and Engels, (ii) they specifically reject Marxism, (iii) their work is practically and theoretically unconnected or hostile toward the workers movement, (iv) their work is idealistic or lacking in dialectic. Where a writer contributes to Marxist theory and practice for a part of their life, while other works lie outside of Marxism, then the whole of their writing will be placed in the Marxist Writers' Archive.Contains: Karl Marx/ Friedrich Engels - Werke ; Rosa Luxenburg; August Bebel; Antonio Gramsci ...

MEDLINE® is the United States National Library of Medicine's (NLM®) premier bibliographic database providing information from the following fields: Medicine, Nursing, Dentistry, Veterinary medicine, Allied health, Pre-clinical sciences. as well as information from international literature on biomedicine, including the following topics as they relate to biomedicine and health care: Biology, Environmental science, Marine biology, Plant and animal science, Biophysics, Chemistry. The database contains bibliographic citations and author abstracts from approx. 5,000 biomedical journals published in the United States and in 70 other countries. MEDLINE contains well over 13 million citations dating back to 1946. NLM uses a controlled vocabulary of biomedical terms to index articles, to catalog books and other holdings. MEDLINE’s controlled-vocabulary thesaurus contains Medical Subject Headings (MeSH®) to describe the subject of each journal article in the database. MeSH terms provide a consistent way of retrieving information that uses different terminology for the same concept. Within MEDLINE’s thesaurus, MeSH terms display hierarchically by category, with more specific terms arranged beneath broader terms.

The Middle East Online Series One – Arab-Israeli Relations 1917-1970 – offers the widest range of original source material from the Foreign Office, Colonial Office, War Office and Cabinet Papers from the 1917 Balfour Declaration through to the Black September war of 1970-1. Here major policy statements are set out in their fullest context, the minor documents and marginalia revealing the workings of colonial administration and, following the creation of the State of Israel in 1948, British diplomacy towards Israel and the Arab states. Additional value has been added to this Series 1 by the expansion from the original 562 TNA records to over 17,000, thus substantially improving access to over 137,000 pages documenting the politics, administration, wars and diplomacy of the Palestine Mandate, the Independence of Israel and the Arab-Israeli conflict.

The Middle East Online Series Two - Iraq 1914-1974 - offers a broad range of original source material from the Foreign Office, Colonial Office, War Office and Cabinet Papers covering the period from the Anglo-Indian landing in Basra in 1914 through the British Mandate in Iraq of 1920-32 to the rise of Saddam Hussein in 1974. Here major policy statements and other working documents are set out in context, the minor documents and marginalia revealing the workings of the mandate administration, diplomacy, treaties, oil and arms dealing. Photographs and color maps, as well as contemporary film, help bring this vital strand of modern history to life.

MIT Press Direct is the content platform for publications owned by the MIT Press. The Press is one of the largest and distinguished university presses in the world and a leading publisher of books and journals at the intersection of science, technology, art, social science, and design. Within the Direct to Open (D2O) model Max Planck users have access to current ebooks from selected subject collections (published between 2022 and 2024), i.e. STEM collection, art and design collection, humanities and social sciences collection. The MPG subscription also covers the complete archive collection with more than 2,500 scholarly books spanning the publishing history of the MIT Press.

The Mohr Siebeck eBooks collection contains academic books, series and multi-volume works in the subject areas of theology, history, phiosophy, law, economics and sociology. The book selection is continuously extended by single e-book acquisitions and series purchases by MPG libraries.