- Community Research and Development Information Service (CORDIS) (the European Commission's primary public repository and portal to disseminate information on all EU-funded research projects and their results in the broadest sense)
- EuroDocs: Online Sources for European History (compiled by the Harold B. Lee Library, Brigham Young University)
- Europa (official website of European Union)
- History: Europe (research guide to primary and secondary sources for European history; compiled by University Libraries, University of Washington)
- Political Science: Western Europe (extensive list of online resources compiled by Central Library, Vanderbilt University)