Cogitatio is an academic and community-oriented publisher based in Lisbon, which was founded in 2014 with the aim of promoting the open access dissemination of scientific knowledge. Cogitatio currently publishes 4 peer-reviewed Open Access journals focusing on research in the social sciences and humanities. From January 1, 2023, the Max Planck Society covers article-processing charges for Max Planck authors centrally. Further details are available on the MPDL website.

The CogNet Library is a growing, searchable collection of books, journals, reference works, OpenCourseWare links and conference materials. Content and resources are provided by The MIT Press and other publishers, professional associations, institutions, and individuals who are willing to share public access to online work.

Welcome to CogPrints, an electronic archive for self-archive papers in any area of Psychology, neuroscience, and Linguistics, and many areas of Computer Science (e.g., artificial intelligence, robotics, vision, learning, speech, neural networks), Philosophy (e.g., mind, language, knowledge, science, logic), Biology (e.g., ethology, behavioral ecology, sociobiology, behaviour genetics, evolutionary theory), Medicine (e.g., Psychiatry, Neurology, human genetics, Imaging), Anthropology (e.g., primatology, cognitive ethnology, archeology, paleontology), as well as any other portions of the physical, social and mathematical sciences that are pertinent to the study of cognition.

The Company of Biologists, established in 1925, is a non-profit organization whose objectives are the advancement and promotion of research in, and the study of, all branches of biology. The Company's journals "Development", "Journal of Cell Science", and "The Journal of Experimental Biology" are international in their outlook, reputation and readership. The Open Access journals "Disease Models & Mechanisms" and "Open Biology" join this portfolio. The MPG subscription also covers article-processing charges for Max Planck authors in all The Company of Biologists' journals. Further details are available on the MPDL website

The resource provides archival access to all country reports published by the Economists Intelligence Unit (EIU) from 1996. The most recent 4 volumes are not available. EIU country reports comprise information about the current and future economic and political development, about international trade as well as an overview over the most important economic indicators. The platform is hosted by the German National Library of Economics (ZBW) - Leibniz Information Centre for Economics.

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 Cross-National Time-Series database provides internationally-comparative economic variables, including government expenditure, population, territorial size, per capita GDP, trade, infrastructure, conflict events, elections, legislative process, political measures and international status indicators. Data for 200 countries is provided from 1815 onwards. Area Data, Computer Usage Data, Domestic Conflict Event Data, Economic Data, Electoral Data, Energy Data, Highway Vehicle Data, Identification Data, Industrial and Labor Force Data, Industrial Production Data, International Status Indicators Data, Legislative Process Data, Mail Data Media Data, Military Data, National Government Revenue and Expenditure Data, Phone Data, Physician Data, Political Data, Population Data, Railroad Data, School Enrollment Data, Telegraph Data, Trade Data, Urbanization Data.

Data Europa EU is a central point of access to European open data from international, European Union, national, regional, local and geodata portals. The official portal for Euopean data consolidates the former EU Open Data Portal and the European Data Portal. Data Europa EU gives access and fosters the reuse of European open data among citizens, business and organisations. The portal promotes and supports the release of more and better-quality metadata and data by the EU’s institutions, agencies and other bodies, and European countries, enhancing the transparency of European administrations. Furthermore, it is intended to educate citizens and organisations about the opportunities that arise from the availability of open data. Currently, Data Europa EU contains more than 1.5 million European public sector datasets grouped by over 180 catalogues and pertaining to different topical categories.

"Data Services for the Social Sciences" is a department of GESIS - Leibniz Institute for the Social Sciences. Its mission is to foster FAIR data, open science and reproducible research in the quantitative and computational social sciences. To ensure that data holdings remain usable and interpretable over the long term, it offers sustainable infrastructures and services for data management, curation, and long-term preservation. ​These include archiving services with different curation levels for different needs as well as access to archived data including access to sensitive data in the GESIS Secure Data Center. The services also cover the data registration agency da|ra and training on data management for easier retrieval and re-analysis of data.

Derwent Innovations Index (DII) is a comprehensive database of international patent information, merging records from the Derwent World Patents Index® with patent citation information from the Derwent Patents Citation Index® (Derwent PCI). The index provides web access to over 14 million basic inventions and more than 20 million patents, with coverage dating back to 1963 in some technology areas. The database gives users a comprehensive overview of inventions in the global marketplace in three categories: Chemical, Engineering, and Electrical & Electronic. The bibliographic records are enriched by citation data from Derwent PCI appearing in patents from 6 major patenting authorities. Derwent DCI provides details of citations, both patent and literature, reviewed by the examiner during the examination of a patent application. Prior to May 1997, examiner and author citations were provided for 16 patent-issuing authorities. The database also contains a backfile with patent records dating back to the 1970's. Every week approximately 25,000 patent documents from more than 47 patent-issuing authorities are reviewed and value enhanced by Derwent's patent experts. In addition, every week new cited and citing references are added for approximately 45,000 records from the six major patent-issuing authorities. The resource also includes Derwent Chemical Reactions (DCR), a unique database of searchable chemical structures and other substance-based information. It is used to search for specific compounds that are indexed in Derwent World Patents Index records.

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.

Digi20 concentrates on the digitalization of monographs published in the second half of the 20th century, predominantly in the field of humanities and social sciences. In the first phase of the project, approx. 4,700 titles of programme segments of the publishers Vandenhoeck & Ruprecht, Wilhelm Fink / Ferdinand Schöningh as well as Otto Sagner were digitized. In a second phase, further approx. 1,750 titles are being included till 2014 by consecutively digitizing all monographs up to a defined ‘Moving Wall’ of three to five years to the current year of publication.

DigiZeitschriften is a digital library containing digitized back issues of core German research journals. At the moment the platform provides full-text access to more than 600 journals dating back to 1850. The archive content is edited on an ongoing basis. Any existing gaps will be filled and missing data steadily added. Users from the MPG have access to the complete journal collection, older public domain content is available free of charge to anyone.

Die Beiträge, die von führenden Expert*innen verfasst werden, ermöglichen eine verlässliche und zitierfähige Recherche in Grundlagen, Begriffen, Konzepten und Anwendungsgebieten. Strukturiert werden die Inhalte nach psychologischen Gebieten, die einen informativen Einstieg und Orientierung ermöglichen und die wichtigsten Stichworte benennen.

Duncker & Humblot is a German producer of high-quality academic research and scholarly publications, especially in the fields of law and social science. The Duncker & Humblot eLibrary provides users from the Max Planck Society with access to following products: * e-book collections 2007-2010, containing about 900 e-books in the fields of law, economics, social sciences, history, politics, philosophy and literary studies. * e-book collection Economics 1996–2005, containing about 360 e-books * e-book collection 'Best of reprints' Economics and Finance 1875–1941, containing about 100 e-books The collection is continuously extended by single e-book acquisitions by MPG libraries.

Early American Imprints, Series I: Evans, 1639-1800 has been hailed as one of the most important collections ever produced on microform. The collection is based on the renowned American Bibliography by Charles Evans and enhanced by Roger Bristol's Supplement to Evans' American Bibliography. It serves as a foundation set for research involving early American history, literature, philosophy, religion, and more. Early American Imprints, Series I: Evans, 1639-1800 consists of more than 36,000 books, pamphlets, broadsides and other imprints. A common search interface for EAI I and EAI II is offered at: http://infoweb.newsbank.com/?db=EAIX.

Early American Imprints, Series II: Shaw/Shoemaker (1801-1819) is an essential complement to Early American Imprints, Series I: Evans (1639-1800) the definitive resource for researching 17th- and 18th-century America. The collection provides a comprehensive set of American books, pamphlets, broadsides and other imprints published in the early part of the 19th century. It is based on the noted -American Bibliography, 1801-1819- by Ralph R. Shaw and Richard H. Shoemaker and covers more than four million pages from over 36,000 items - including 1,000 catalogued new items unavailable in previous microform editions. A common search interface for EAI I and EAI II is offered at: http://infoweb.newsbank.com/?db=EAIX.

The collection licensed by the DFG comprises 1000 e-Books. In addition, access to 3,400 free electronic books from all subject areas is provided.

EcoSal Online is a continually updated Web resource based on the classic ASM Press print publication "Escherichia coli and Salmonella: Cellular and Molecular Biology" Author: Neidhardt. This project is intended primarily to serve the needs of the E. coli/Salmonella research community as a comprehensive archive of the entire corpus of knowledge about the enteric bacterial cell. It is expected to be of value also to all cellular and microbial biologists and to be a resource for advanced undergraduate and graduate instruction.