The ACM Digital Library is a research, discovery and networking platform containing the fulltext collection of all ACM publications, including journals, conference proceedings, technical magazines, newsletters and books. The MPG subscription provides access to nearly the entire ACM Digital Library, excluding the ACM Books series content. In addition, the Max Planck Society covers open access publication charges for Max Planck affiliated corresponding authors. Further details are available on the MPDL website.

BioMed Central is an STM (Science, Technology and Medicine) publisher of 270 peer-reviewed open access journals. The portfolio of journals spans all areas of biology, biomedicine and medicine and includes broad interest titles, such as BMC Biology and BMC Medicine alongside specialist journals, such as Retrovirology and BMC Genomics. The Max Planck Society is a BMC member and covers article-processing charges for Max Planck authors centrally. Further details are available on the MPDL website.

CiteSeer is a scientific literature digital library and search engine that focuses primarily on the literature in computer and information science. CiteSeer aims to improve the dissemination and feedback of the scientific literature and to provide improvements in functionality, usability, availability, cost, comprehensiveness, efficiency, and timeliness in the access of scientific and scholarly knowledge.

The DOAJ service lists toll-free, quality controlled, scientific and scholarly journals. It generally aims at covering all subjects and languages. The DOAJ Articles Search is restricted to those journals the publisher has supplied article metadata for.

ProQuest Dissertations and Theses Global is the world's most comprehensive collection of dissertations and theses, covering materials back to the first U.S. dissertation, accepted in 1861, as well as to European dissertations from the 17th century. The database is the official dissertations repository for the Library of Congress, with 5.5 million bibliographic citations, 3 million full texts, 4,100 contributing institutions worldwide and 250,000 works added annually. Full-text coverage spans from 1743 to the present, with citation coverage dating back to 1637.

The EZB is a huge directory of electronic journals which mirrors the central Max Planck Society subscriptions as well as the local licensing situation of the institutes. Access rights to the contents of the individual journals are indicated with "traffic lights". Entries are searchable on journal level.

The ScienceDirect interface provides access to the electronic content owned by Elsevier and third-party information providers like Cell Press. Max Planck researchers have full text access to nearly the entire journal collection with archival content, including Cell Press and The Lancet journals. In addition, the Max Planck Society covers Open Access fees for Max Planck authors in more than 2500 journals. Further details are available on the MPDL website. The MPG subscription also covers a collection of 680 Elsevier eBooks acquired in 2015. Moreover, selected eBook backfiles have been purchased within the scope of the German national licenses program.

The "Eurographics Digital Library Archive" is freely accessible regarding the bibiographic and the metadata content. Only the access to most of the full-text documents is restricted to a subscription. - Content: Among other things tutorials, database files, dissertations, papers of a journal, as well as proceedings of conferences, workshops, and symposia.

The IEEE Electronic Library (IEL) provides access to almost a third of the world's current electrical engineering and computer science literature, featuring high-quality content from the Institute of Electrical and Electronics Engineers (IEEE) and the Institution of Engineering and Technology (IET). IEL covers all IEEE journals, transactions, and magazines, IEEE conference proceedings, IET conference proceedings, IEEE published standards and IEEE Standards Dictionary Online. The subscription includes complimentary access to selected VDE VERLAG Conference Proceedings. Access is provided via the IEEE Xplore interface.

MPG.PuRe is the publication repository of the Max Planck Society. It contains bibliographic data and numerous fulltexts of the publications of its researchers. The repository is based on PubMan, a publication repository software developed by the Max Planck Digital Library. PuRe was introduced in the MPG in May 2009 and replaced the former institutional repository eDoc.

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.

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 service "SIAM Journals Online" (SJO) provides access to the full texts of the 14 SIAM journals and to a database covering these journals.

Archive of "SIAM Journals Online" covering 17 journals.

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 journal collection on the SpringerLink platform includes more than 2,500 English-language and close to 200 German-language journals. The current subscription provides Max Planck researchers with full text access to nearly the entire journal collection. In addition, the Max Planck Society covers article-processing charges in line with the SpringerOpen and the Springer Open Choice programmes. Further details are available on the MPDL website.

The Web of Science™ Core Collection provides researchers with access to the world's leading bibliographic and citation databases. Authoritative, multidisciplinary content covers over 12,000 of the highest impact journals worldwide, including Open Access journals, as well as over 150,000 conference proceedings and more than 50,000 editorially selected books. You'll find current and retrospective coverage in the sciences, social sciences, arts, and humanities, with coverage back to 1900. A unique feature of the WoS is that from any bibliographic record in the database links are available to its cited references, to related articles and to citing articles. In some instances additional links (e.g. to the journal impact factor) may also be available.