Gemeinsamer Katalog des Max-Planck-Instituts für Biogeochemie und des Max-Planck-Instituts für Chemische Ökologie, Jena.

Die Campus-Bibliothek für Informatik und Mathematik ist die gemeinsame Bibliothek des Max-Planck-Instituts für Informatik Saarbrücken (MPI-INF), des Max-Planck-Instituts für Softwaresysteme Saarbrücken (MPI-SWS), des Deutschen Forschungszentrums für Künstliche Intelligenz GmbH (DFKI) und der Fachrichtungen Informatik und Mathematik der Universität des Saarlandes.

The Max Planck Institutes are founders of Munich Max Planck Campus for Legal and Economic Research

RePEc is a collaborative effort of hundreds of volunteers in 73 countries to enhance the dissemination of research in economics. The heart of the project is a decentralized database of working papers, journal articles and software components. All RePEc material is freely available.

SSOAR collects electronic full texts from the domain of the Social Sciences and makes these texts available according to the Berlin Declaration on Open Access to Scientific Knowledge.

The department "Survey Data Curation", part of GESIS - Leibniz Institute for the Social Sciences, processes and prepares social science research data across a diverse range of data types to support research, especially in comparative perspectives across space and time. The curated data include long-term national (e.g., ALLBUS, GLES, Politbarometer, FReDA) and international (e.g., ISSP, EVS, CSES, Eurobarometer) survey programs with large user communities. The data are prepared for immediate re-use for research and teaching purposes. The department also offers services for linking surveys with geo-data and digital behavioral data.

EVIFA, the portal of Social and Cultural Anthropology, offers anthropological and folkloristic information from one source. It gives a fast, comprehensive access to specific information for anthropological research, regardless of the where about.