| Organization Name | Site Name | Site URL | Type of Organization | Country | Technology | Version |
|---|---|---|---|---|---|---|
| American Academy in Rome | aarome.org | museum | United States | Fedora | ||
| American College of Thessaloniki | anatolia.edu.gr | academic | Greece | DSpace | 1.x | |
| American Geophysical Union | agu.org | non-profit | United States | Fedora | ||
| American Library Association Institutional Repository | ala.org | consortium | United States | DSpace | 4.x | |
| American Museum of Natural History Research Library | amnh.org | museum | United States | DSpace | 1.x | |
| American Philosophical Society | amphilsoc.org | non-profit | United States | Fedora | ||
| American Psychological Association | APA VIVO | apa.org | professional society | United States | VIVO | older than 1.6.0 |
| American University in Cairo | aucegypt.edu | academic | Egypt | DSpace | 3.x | |
| American University of Beirut | AUB Scholarworks | academic | Lebanon | DSpace | 5.x | |
| American University of Central Asia | auca.kg | academic | Kyrgyzstan | DSpace | ||
| American University of Kuwait | AUK Repository | academic | Kuwait | DSpace | 5.x | |
| American University of Sharjah | aus.edu | academic | United Arab Emirates | DSpace | 1.x | |
| Amhara Public Health Institute | Amhara Public Health Institute (APHI) Repository | aphi-repository.gov.et | research center | Ethiopia | DSpace | 6.x |
| Amherst College | Amherst College Digital Collections | academic | United States | Fedora | 3.x | |
| AMKIT Consortium, Arene ry | theseus.fi | consortium | Finland | DSpace | 3.x | |
| An Giang University | agu.edu.vn | academic | Vietnam | DSpace | ||
| Anadolu University | Anadolu University Institutional Repository | anadolu.edu.tr | academic | Turkey | DSpace | 6.x |
| Anatomia de red | Anatomia de red | academic | Peru | Fedora | 4.x | |
| Andrzej Frycz Modrzewski Krakow University (AFMKU) | eRIKA | academic | Poland | DSpace | ||
| Angelo State University | Angelo State University Digital Repository | tdl.org | academic | United States | DSpace | 6.x |
| Angie Ltd | personal | Uganda | DSpace | 1.x | ||
| Anglia Ruskin University | openrepository.com | academic | United Kingdom | DSpace | 1.x | |
| ANIL NEERUKONDA INSTITUTE OF TECHNOLOGY AND SCIENCES | anits.edu.in | academic | India | DSpace | 4.x | |
| Anjuman-I-Islam's Kalsekar Technical Campus | Welcome To KRRC Institutional Repository! | academic | India | DSpace | 4.x | |
| Ankara Sosyal Bilimler University | Ankara Sosyal Bilimler University Institutional Repository | asbu.edu.tr | academic | Turkey | DSpace | 6.x |
| Organization Name | Site Name | Site URL | Type of Organization | Country | Technology | Version |