Directory of Open Access Journals DOAJ was launched in 2003 with 300 open access journals. Today,this independent index contains 18,000+ peer-reviewed, open access journals covering all areas of science, technology, medicine, social sciences, arts and humanities. Open access journals from all countries and in all languages are accepted for indexing.
OpenDOAR is the quality-assured, global Directory of Open Access Repositories. You can search and browse through thousands of registered repositories based on a range of features, such as location, software or type of material held.
re3data.org (Register of Research Data Repositories)
Provides access to a wide range of data, including some related to political science interests.
ICPSR (Inter-University for Political and Social Research
ICPSR maintains a data archive of more than 250,000 files of research in the social and behavioral sciences and is international in scope. Santa Clara is a member of ICPSR which provides faculty and students with free access to this treasure trove of data.