| 1 |
A.O. Kovalevskiy Institute of Biology of the Southern Seas, Sevastopol | Ukraine | research center | | | |
| 2 |
Aberystwyth University | United Kingdom | academic | | | |
| 3 |
Academia Sinica | Taiwan | academic | 1.4.x | | |
| 4 |
Adam Mickiewicz University, AMUR | Poland | academic | 1.5.x XML Manakin | | |
| 5 |
Addis Ababa University Libraries | Ethiopia | academic | 1.4.x | | |
| 6 |
AECID | Uruguay | government | 1.5.x JSP | | |
| 7 |
Afghanistan Digital Library, New York University | United States | academic | | | |
| 8 |
Agencia Española de Cooperación Internacional para el Desarrollo (AECID) | Uruguay | government | 1.5.x JSP | | |
| 9 |
Akademie Múzických Um?ní Academy of Performing Arts | Czech Republic | academic | 1.5.x JSP | | |
| 10 |
Akita University | Japan | academic | | | |
| 11 |
ALADIN Research Commons Washington Research Library Consortium | United States | academic | | | |
| 12 |
ALADIN Research Commons_American University | United States | consortium | | | |
| 13 |
ALADIN Research Commons_Catholic University of America | United States | consortium | | | |
| 14 |
ALADIN Research Commons_Gallaudet University | United States | consortium | | | |
| 15 |
ALADIN Research Commons_George Mason University | United States | consortium | | | |
| 16 |
ALADIN Research Commons_Georgetown University | United States | consortium | | | |
| 17 |
ALADIN Research Commons_George Washington University | United States | consortium | | | |
| 18 |
ALADIN Research Commons_Marymount University | United States | consortium | | | |
| 19 |
Aletheia University | Taiwan | academic | | | |
| 20 |
Alliance B School | India | academic | 1.4.x | | |
| 21 |
All India MD/MS/DN Doctors Association | India | other | 1.5.x JSP | | |
| 22 |
American Museum of Natural History Research Library | United States | museum gallery | | | |
| 23 |
American University in Cairo | Egypt | academic | 1.5.x JSP | | |
| 24 |
American University of Central Asia | Kyrgyzstan | academic | | | |
| 25 |
AMKIT Consortium, Arene ry | Finland | consortium | 1.4.x | | |
| 26 |
An Giang University | Vietnam | academic | | | |
| 27 |
Annals and essences of dentistry | India | nonprofit | 1.3.x and earlier | | |
| 28 |
Anna University | India | academic | 1.5.x XML Manakin | | |
| 29 |
Anwesan @ SNLTR by CSE, IIT Kharagpur | India | government | 1.5.x JSP | | |
| 30 |
Archives Centre Ltd | Estonia | commercial | | | |
| 31 |
Archivos de Neurología | Argentina | research center | | | |
| 32 |
Aryabhatta Research Institute of Observational Sciences | India | research center | 1.5.x JSP | | |
| 33 |
Asbury Theological Seminary | United States | academic | 1.5.x JSP | | |
| 34 |
Asian Institute of Technology | Thailand | academic | | | |
| 35 |
Asia Pacific Institute of Management Studies | India | academic | | | |
| 36 |
Asia University | Taiwan | academic | | | |
| 37 |
Athabasca University | Canada | academic | | | |
| 38 |
ATN e-shop | Bangladesh | academic | 1.4.x | | |
| 39 |
Australian Government, Defence Science Technology Organisation | Australia | government | | | |
| 40 |
Australian National University | Australia | academic | | | |
| 41 |
Australian Nuclear Science and Technology Org | Australia | government | 1.5.x JSP | | |
| 42 |
Autonoma Virtua - Biblioteca Digital | Brazil | academic | | | |
| 43 |
AUT University | New Zealand | academic | 1.6.x JSP | | |
| 44 |
Ação Educativa | Brazil | nonprofit | 1.4.x | | |
| 45 |
Bangabondhu Shekh Mujib Medical University | India | academic | | | |
| 46 |
Bangalore Management Academy | India | academic | | | |
| 47 |
Bangor University | United Kingdom | academic | | | |
| 48 |
Baylor University | United States | academic | | | |
| 49 |
Beihang University | China | academic | | | |
| 50 |
Belarussian State University | Belarus | academic | | | |