arXiv is an e-print service in the fields of physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics. It provides access to more the 1.3 million e-prints. The Max Planck Society is a member institution of arXiv.

Australian Education Index (AEI) is a comprehensive collection of educational research documents relating to educational trends, policy, and practices. The database is produced by the Cunningham Library at the Australian Council for Educational Research and is Australia's largest source of education information. Coverage includes trends and practices in teaching, learning and educational management.

With more than 700.000 items, the BBF is today Europe's second largest library specialised in education. Like the Herzog-August-Bibliothek in Wolfenbüttel, it belongs to the association of German cultural research libraries fulfilling a national role.

Education Systems International is an Internet guide on education systems worldwide. The database offers links to institutions, databases, full texts and collections of facts from more than 230 countries and regions, which are of interest for users who work in educational research and administration. -- BildungsSysteme International als "Subject Internet Guide" des DIPF bietet Links zu Bildungsministerien, Bildungseinrichtungen, Fachgesellschaften, nationalen und internationalen Organisationen, zu Datenbanken, Volltexten und Fakteninformationen gegenwärtig aus mehr als 230 Ländern und Regionen.

Book Citation Index--Science (BKCI-S) and Social Sciences & Humanities (BKCI-SSH) The Book Citation Index is a multidisciplinary index to the literature of the sciences, social sciences, and humanities. Database Coverage: 2005 (copyright year) to the present

SciFinder-n is a research solution that provides access to the world's most comprehensive and authoritative collection of chemical reactions, substances and scientific literature curated by expert scientists in chemistry and related fields like physics, material science, biochemistry and genetics. Of key importance is CAS Registry, the CAS substance collection, which includes substances, their names, structures and registry numbers. In addition, proteins and nucleic acid data are indexed providing a unique environment for molecular biologists, e.g. for design of target molecules. Furthermore, two additional CAS solutions are part of the MPG subscription: * CAS Formulus: a comprehensive formulations database that supports formulation scientists to create products * CAS Anlaytical Methods: a tool to search, compare and understand the latest published analytical and synthetic scientific methods

Criminal Justice Abstracts contains of in-depth abstracts of current books, book chapters, journal articles, government reports, and dissertations published worldwide. The database also offers extensive coverage of new books from scholarly and commercial publishers and valuable reports from public and private agencies in many nations. Prepared in co-operation with the Don M. Gottfredson Library of Criminal Justice at Rutgers University Law Library, Criminal Justice Abstracts covers a wide range of topics in criminal justice, including crime trends, crime prevention and deterrence, juvenile delinquency, juvenile justice, police, courts, punishment and sentencing.

The numerical database DETHERM provides thermophysical property data, which are indispensable for construction and design of chemical apparatus, plants and processes. DETHERM contains literature values, together with bibliographical information, descriptors and abstracts. The following properties for pure compounds and for mixtures are stored: 1) phase equilibrium data, 2) vapor pressures and critical data, 3) thermodynamic properties, 4) transport properties, 5) surface tensions, 6) electrolyte data.

Education in Video provides resources for both new and experienced teachers tools to increase their knowledge and skills and for education faculty to link abstract theories of education to real-world students and classrooms.

This bibliographic database is the central access to the specialist information on education. In the center of the service are the specialist literature databases as well as comprehensive collections of information at the various aspects of educational science. -- Diese bibliografische Databank ist der zentrale Einstieg in die pädagogische Fachinformation. Im Mittelpunkt des Services stehen die fachlichen Literaturdatenbanken sowie umfassende Informationssammlungen zu den verschiedenen Aspekten der Erziehungswissenschaft.

FRANCIS indexes multilingual information and provides in-depth coverage of humanities and social sciences.

OECD iLibrary is the online library of the Organisation for Economic Cooperation and Development (OECD) featuring its books, papers and statistics and is the gateway to OECD’s analysis and data. It also contains content published by the International Energy Agency (IEA), the Nuclear Energy Agency (NEA), the OECD Development Centre, PISA (Programme for International Student Assessment), and the International Transport Forum (ITF).

Online Contents Educational Sciences provides access to the tables of contents of journals in the field of educational sciences. It is a subject-oriented selection of bibliographic data from the Online Contents database. This database is regularly enhanced by table of contents data from additional periodicals out of the special collections of the UB Erlangen-Nürnberg as German central subject library for Educational Sciences. It covers journal articles and reviews about various pedagogical disciplines, including home and foreign educational system, early childhood and preschool education, school and special school types, curriculum, teaching and teacher education, special needs education, vocational education.

The database OLC Physics is a subject oriented selection of bibliographic data from the Online Contents database that is regularly enhanced by table of contents data from additional periodicals out of the special collections of the TIB Hannover, the central subject library of Germany for technology and their related subjects, especially chemistry, computer sciences, mathematics and physics.

The Online Contents service of the Special Subject Collection Political Science and Peace Research is part of the Online Contents database. It offers access to tables of contents of more than 870 journals relevant for study and research. New journals were added until December 2013 by the Special Subject Collection. Thus the database contains approximately 1.478,600 records of journal articles and reviews.

OLC Psychology is a subject oriented selection of bibliographic data from the Online Contents database. This database is regularly enhanced by table of contents data from additional periodicals out of the special collections of the Saarland University and State Library (SULB) Saarbrücken, the central subject library for Psychology in Germany. Currently 878 journals are being indexed back to the year of publication in 1993.

The OSF Preprints search combines records from various preprint repositories, including arXiv, bioRxiv, Cogprints, PeerJ, PsyArXiv, RePEc and SocArXiv.

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.

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.

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.