The Artstor Digital Library provides more than two million images with tools for teaching and research. Its over 300 collections comprise contributions from outstanding museums, photographers, libraries, scholars, photo archives, artists and artists' estates from all over the world. With the integration of Artstor into the JSTOR platform, Artstor’s images are searchable alongside JSTOR’s image collections, full-texts and other media. Being also accompanied by high-quality metadata furthermore helps situating Artstor’s images in a historical, critical or cultural context.

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.

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.

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).

The SSRN eLibrary consists of two parts: an Abstract Database containing abstracts on over 60,500 scholarly working papers and forthcoming papers and an Electronic Paper Collection currently containing over 38,400 downloadable fulltext documents in Adobe Acrobat pdf format. The eLibrary also includes the research papers of a number of Fee Based Partner Publications.