Quản trị Kinh doanh / Lịch sử Văn học / Ngôn ngữ / Máy tính / Toán học / Vật lý
- Brock University Digital Repository
- Spectrum (Concordia University Research Repository)
- McGill University
- McMaster University
- Simon Fraser University
- University of Victoria
- Burn University Digital Library
- Digital Access to Scholarship at Harvard
- Digital Commons at Illinois Wesleyan University
- OhioLINK Digital Resource Commons
- MIT - Massachusetts Institute of Technology
Kinh tế
- Athabasca University Library Institutional Repository
- Brock University Digital Repository
- Ontario Council of University Libraries
- Baylor Electronically Accessible Research Documents
- Brigham Young University
- Digital Archives of Colorado College
- New York University Faculty Digital Archive
- Social Science Research Network (SSRN)
- Berkeley Electronic Press
- Statistics Online Computational Resources
- Business Dictionary
Văn học / Lịch sử / Nhân văn
- Athabasca University Library Institutional Repository
- Ball State University Digital Media Repository
- Book Share
- Social Science Research Network (SSRN)
- Learning English
- Web for humanists at the University of California, Santa Barbara
- Perseus Digital Library
Khoa học Máy tính / Vật lý / Toán học
- Brock University Digital Repository
- Dalhousie Computer Science Technical Reports Series
- Ryerson University
- University of Waterloo
- Electronic Environmental Resources Library
- Baylor Electronically Accessible Research Documents
- Brigham Young University
- Harold B. Lee Library
- Caltech Center for Advanced Computing Research
- Caltech Computer Science Technical Reports
- Caltech Earthquake Engineering Research Laboratory Technical Reports
- Caltech Theses and Dissertations
- Engineering and Science Online
- California Polytechnic State University
- The Atlantic Monthly (U.S.)