Digital Commons@The Texas Medical Center is the institutional repository of works produced by TMC faculty, researchers and students. This open-access digital library contains preprints, postprints, data sets, conference proceedings, working papers, teaching materials, dissertations and more.
OATD.org is an excellent resource for finding open-access dissertations and theses. Information is harvested from over 1100 colleges, universities, and research institutions worldwide. OATD currently indexes approaching 3.5 million theses and dissertations.
CRL Library Catalog Dissertations
Center for Research Libraries Global Resources Network dissertation search.
Global ETD Search
Search the 6,461,547 electronic theses and dissertations contained in the NDLTD (Networked Digital Library of Theses and Dissertations) archive
Provides digital access to dissertations from UK universities. Oxford and Cambridge universities do not participate in this service. Free login and registration is required to search the site.
DART Europe E-Thesis Portal
DART-Europe was founded in 2005 as a partnership of national and university libraries and consortia to improve global access to European research theses.
Provides access to theses from Australian and New Zealand institutions. Up to 5,000 available for free download.
Visit the Canadian Association of Research Libraries list of institutional repositories across Canada.