The Digital Library of the Commons (DLC) is a gateway to the international literature on the commons. The DLC provides free and open access to full-text articles, papers, and dissertations. This site contains an author-submission portal; an Image Database; the Comprehensive Bibliography of the Commons; a Keyword Thesaurus, and links to relevant reference sources on the study of the commons.

The ECOLEX database includes information on treaties, international soft-law and other non-binding policy and technical guidance documents, national legislation, judicial decisions, and law and policy literature. Users have direct access to the abstracts and indexing information about each document, as well as to the full text of most of the information provided.

EUR-Lex provides free access to public EU documents in the 24 official languages. This includes: * the Official Journal of the European Union * EU law (EU treaties, directives, regulations, decisions, consolidated legislation, etc.) * preparatory acts (legislative proposals, reports, green and white papers, etc.) * EU case-law (judgements, orders, etc.) * international agreements * EFTA documents * other public documents EUR-Lex is based on the CELEX database, and is updated daily.

F1000 Research is an open research and open access publishing platform, providing a suite of publishing services directly to researchers, research funders and institutions. The platform supports innovative features such as post-publication peer review, open peer review, and publication of negative results. The Max Planck Society covers article-processing charges for the open access journal F1000Research centrally. Further details are available on the MPDL website.

Bei GovData handelt es sich um ein Metadatenportal, über das Bund, Länder und Kommunen ihre Daten zugänglich machen. Zentraler Bestandteil von GovData ist ein Metadatenkatalog. Über die darin enthaltenen standardisierten Metadaten (einheitliche strukturierte Beschreibungen) sind die Daten einfach auffindbar und zugänglich. Die Daten selbst werden weiterhin von den Datenbereitstellern dezentral vorgehalten und gepflegt.

H1 Connect is a literature awareness and recommendation tool that comprehensively highlights and reviews the most interesting papers published in biology and medicine. It is based on the recommendations of a faculty of selected leading scientists and enables researchers to set up a personalized literature service.

The database KRIMDok online covers criminological literature and literature of sciences related to criminology (e.g. psychology). The literature referred is predominantly German-speaking and consists of independent and dependent writings (books or essays). -- Die Datenbank KRIMDok online weist kriminologische Literatur sowie Literatur der kriminologischen Bezugswissenschaften nach (z.B. Psychologie). Die nachgewiesene Literatur ist vorwiegend deutschsprachig und besteht aus selbständigen und unselbständigen Schriften (Bücher bzw. Aufsätze).

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).

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

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.

Springer Nature publishes the largest available collection of reproducible laboratory protocols and methods for the life sciences. The Experiments platform provides accees to the content from SpringerProtocols, Nature Methods, Nature Protocols and Protocol Exchange through a single easy-to-use platform, designed to save researchers' time.

The Subject Gatewy for Law is an instrument for the legal information retrieval. It provides straightforward access to legal information in the Internet. Die Virtuelle Fachbibliothek Recht ist ein Instrument für die rechtswissenschaftliche Online-Recherche. Sie bietet einen ortsunabhängigen und unkomplizierten Zugang zu rechtswissenschaftlichen Fachinformationen im Internet.