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.

The SAO/NASA Astrophysics Data System (ADS) is a digital library portal for researchers in astronomy and physics, operated by the Smithsonian Astrophysical Observatory (SAO) under a NASA grant. The ADS maintains three bibliographic databases containing more than 13 million records covering publications in Astronomy and Astrophysics, Physics, and the arXiv e-prints. Abstracts and full-text of major astronomy and physics publications are indexed and searchable through the new ADS modern search form as well as a classic search form.

Indice SBN is the union catalog of the Italian libraries that have joined the National Library Service. The National Library Service (SBN) is the library network in Italy created by Ministry for Cultural and Environmental Asset with the cooperation of the regions and universities. Libraries participating in the SBN project are more than 1000, among others the National Central Libraries in Rome and Florence, as well as state, city, university and academic libraries. Indice SBN provides access to bibliographic records which are periodically downloaded from the SBN Modern Books and Periodicals, Older Books and Music databases.

The research database "Scholarly Journals and Newspapers in the Age of Enlightenment", conducted by the Göttingen Academy of Sciences, provides an extensive systematic index to German-language periodicals of the 18th century. It is based on the long-term research project "Scholarly Journals and Newspapers", which besides indexing and digitizing these scholarly journals aims to visualize their significant role for the emergence and structures of the "Enlightened scientific community". The project focuses on interdisciplinary journals, comprising of original contributions, book reviews, scholarly news as well as all facets of critique. The interactive online database also includes the data of the two previous research projects "Index of German-language Periodicals" (IdZ 18) and "Systematic Index of German-language Review Journals" (IdRZ 18). By the year 2025, it will give access to 323 periodicals (ca. 2,775 volumes and ca. 1,260,000 pages), spanning the time period 1688-1815.

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.

The Science Online platform provides fulltext access to the peer-reviewed journals published by the American Association for the Advancement of Science (AAAS).

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.

SciPost is a complete scientific publication portal managed by and for scientists. It is purely online-based, and offers freely, openly, globally and perpetually accessible science (open access). Preprint handling and circulation occurs through the well-established arXiv; the rest of the publication process, from peer refereeing through publication all the way to post-publication commenting, is offered by SciPost. SciPost does not charge individual author fees, the Max Planck Society is a supporting partner of the project.

Sciwheel is an advanced reference management system that provides assisting tools for discovery of research works, reading, annotation, as well as scientific and collaborative writing. It features a web-based application, a browser extension, citation tools for Microsoft Word and Google Docs, and a mobile application.

Scopus is a large abstract and citation database of peer-reviewed literature, including scientific journals, books and conference proceedings, covering research topics across all scientific and technical disciplines, ranging from medicine and social sciences to arts and humanities. Further, with smart tools totrack, analyze and visualize research, Scopus empowers you to advance your science beyond the text.

The two databases (which are searchable simultaneously) contain Sigrid Krämer's collections about more than 34.000 writers and more than 16.000 owners of medieval manuscripts. Along with their names, personal data (if known), manuscript references and criticism are included. The database, which has never been published in print, is relevant for all disciplines (especially those with a focus on medieval studies) that deal with written tradition.

Shenbao is the "first" Chinese daily newspaper (1872-1949). Full texts will not be available before a complete migration to a server of the Staatsbibliothek zu Berlin has been performed. Then all articles will be available both in full text and as pdf of the original page. Access is enabled via a time index (year, month, day), full text search as well as search by name.

The "Slaviane" was a monthly published magazine by the All-Slavic Committee, a Soviet anti-fascist organization (Slaviane or Slavs). Slaviane Digital Archives contains full text as well as facsimile format. The anti-fascist Soviet propaganda magazine was founded in 1942 and emerged during World War II as a platform for intellectuals and politicians from Slavic countries. After the end of the war, the journal shifted its focus from fighting Nazism to reporting on life and culture in the Soviet Union.

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.

The international and interdisciplinary text collection about contemporary and classical theories of society and the social principle compiles writings by Max Weber, Karl Marx, Jürgen Habermas, Robert Merton, George Herbert Mead, Auguste Comte, Jean Baudrillard, Michel Foucault, Saul Howard Becker, Herbert Spencer, Antonio Gramsci, Alexis de Tocqueville, Harriet Martineau, Talcott Parsons, Émile Durkheim, Georg Simmel, Simone de Beauvoir, Pierre Bourdieu, Theodor W. Adorno, etc. Texts frequently appear in their original versions as well as in English translation.

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 documents in this collection cover the period when state monopoly control over the Soviet cinema industry - production, distribution and exhibition - was being established and this is why they cover a number of different organizations and institutions.

The monthly magazine "Soviet Woman" was published between 1945-1991 and dealt with the lifestyle and role of Soviet women. Primarily adressing a Western audience, it simultanously published in Russian, English, German and French. It covered various topics such as economics, politics, life abroad, life in Soviet republics, women’s fashion, culture and the arts. Furthermore, the magazine included translations of Soviet literary works. The archive comprises more than 500 of the English-language issues.

The SPIE Digital Library is an extensive resource available on optics and photonics, providing access to technical papers from SPIE Journals and Conference Proceedings from 1962 to the present. More than 18,000 new technical papers are added annually. The current subscription provides Max Planck researchers with full text access to all SPIE journals and proceedings. In addition, the Max Planck Society covers article-processing charges for the SPIE journals. Further details are available on the MPDL website.

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.