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.

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.

prometheus is a digital image archive for Art and Cultural Sciences containing approx. 360.000 images -- prometheus ist ein digitales Bildarchiv für Kunst- und Kulturwissenschaften mit ca. 360.000 Bildern

Collection of 937 texts about religion and theology, written by 430 authors from the benedictines' abbey St. Walburg in Eichstätt, published between the 16th and the 19th century. Single works have been digitally facsimilized and are available in pdf format. Generally, all sub-disciplines of theology are covered. St. Walburg Abbey is one of the few monasteries that have survived secularization. The monastery's library, the traces of which reach back to the second half of the 15th century, has been preserved completely and is unique regarding its wholeness.

RiffReporter is a German news magazine based in Berlin and was founded in 2017. RiffReporter delivers in-depth and thoroughly researched journalistic content on topics such as environment, science, technology, society and global affairs. The cooperatively run journalism portal was awarded the renowned Grimme Online Award in 2018. The MPG subscription covers full text access to all content available on the RiffReporter platform.

The Royal Society publishes 9 high quality, peer reviewed journals covering the full breadth of the biological, physical and cross-disciplinary science. The Royal Society’s Philosophical Transactions, launched in 1665, was the world’s first scientific journal. It established the fundamental principles of scientific priority and peer review, used throughout scientific publishing ever since. Max Planck researchers have free access to historical journal archives. In addition, the Max Planck Society covers article-processing charges for Max Planck authors publishing in selected journals centrally. Further details are available on the MPDL website.

This database is comprised of a collection of journals and newspapers on Islam, published in Russia, in the Russian language. Produced in Moscow, Nizhnii Novgorod and Makhachkala, these publications cover issues of Islamic studies in Russia, activities of Islamic organizations in Russia and abroad, political and economic developments in the Muslim regions of Russia. The database is updated regularly with current issues, but also has an archive, some titles going back to 2007-2010.

Das "Répertoire International d'Iconographie Musicale" (RIdIM) ist ein internationaler Verbund zur Verzeichnung und Erschließung von Musik- und Tanzdarstellungen im Bereich der bildenden Kunst und des Kunsthandwerks. In der "Datenbank zu Musik und Tanz in der Kunst" der RIdIM Arbeitsstelle Deutschland werden v.a. Objekte aus größeren Museen, Sammlungen und Bibliotheken in Deutschland katalogisiert. Die Erschließung der Kunstwerke in der Datenbank folgt formalen (Künstler, Titel, Entstehungsland, bzw. -ort, Technik, Datierung, besitzende Institution, Inventarnummer, etc.) und inhaltlichen Kriterien (allgemeine und musikalische Ikonographie, Musikinstrumente, allgemeine Beschreibung). Begleitend zur Katalogisierung dokumentiert die Arbeitsstelle die katalogisierten Objekte mit Bildreproduktionen.

SciELO (Scientific Electronic Library Online) is a program of the Sao Paulo Research Foundation for the cooperative publishing of open access journals on the internet. Content includes regional journals from Latin American and the Caribbean as well as titles from Spain, Portugal and South Africa. The index covers approximately 650 titles (over 350 adding content to journals already covered in the Web of Science) and contains several million cited references.

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.

For more than 50 years, SIAM books have been a leading source of knowledge for the world's applied mathematics and computational science communities. SIAM's line-up of stellar, prize-winning authors and titles that address both timely and fundamental topics have made SIAM books indispensible to researchers, faculty, and students around the world. Now, for the first time, almost 400 books are available for institutions to offer to their users electronically.

Collection of the earliest part of the Slavonic early printed books of the Moscow University Library, consisting of 40 Slavonic bibles and Cyrillic religious books printed in the 15th and 16th centuries, including editions of the Gospels, New Testaments, Acts and Epistles, and Psalms.

SocArXiv, open archive of the social sciences, provides a free, non-profit, open access platform for social scientists to upload working papers, preprints, and published papers, with the option to link data and code. SocArXiv is dedicated to opening up social science, to reach more people more effectively, to improve research, and build the future of scholarly communication.

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.

The journal collection on the SpringerLink platform includes more than 2,500 English-language and close to 200 German-language journals. The current subscription provides Max Planck researchers with full text access to nearly the entire journal collection. In addition, the Max Planck Society covers article-processing charges in line with the SpringerOpen and the Springer Open Choice programmes. 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.

Teatro Español del Siglo de Oro contains approximately 850 works from the sixteenth and seventeenth century, by 16 major authors including Lope de Vega, Miguel de Cervantes, Calderón de la Barca and Tirso de Molina. The Golden Age (1500-1700) was the crowning glory of Spain’s intellectual and artistic achievements, from the paintings of Velázquez and Murillo to the literature of Cervantes and Calderón. Dramatic writing reached unequalled heights and Teatro Español del Siglo de Oro traces its development through this uniquely creative period and provides unprecedented access to a large and representative collection of texts.

Since the publication of its first installment in 1976 the Theologische Realenzyklopädie has provided a comprehensive account of the state of theological research. Some 2000 articles present a multitude of historical and theological data in their context of faith and thought, theology and religion. A multidisciplinary approach integrates into the theological account not only the disciplines of Old Testament and New Testament Studies, Church History, and Systematic and Practical Theology but also Judaic Studies, Religious Studies and Philosophy.

The German National Library of Science and Technology (TIB) ‒ Leibniz Information Centre for Science and Technology and University Library is a central specialised library, responsible for operating the German National Library for technology, architecture, chemistry, information technology, mathematics and physics as well as the University Library for Leibniz Universität Hannover. As the world's largest specialised library in its fields, the library has excellent collections of technical and scientific specialist and research information.