| 801 |
Polytechnic of Namibia | Namibia | academic | 1.4.x | | |
| 802 |
Pontificia Universidad Católica del Perú | Peru | academic | 1.7.x XML Manakin | | |
| 803 |
Pontificia Universidad Javeriana | Colombia | academic | 1.5.x JSP | | |
| 804 |
Portuguese Archive of Mathematics | Portugal | academic | | | |
| 805 |
power and water university of technology | Iran | academic | | | |
| 806 |
PPGCI/UFPB - Prog. Ci??ncia da Informa?§??o da UFPB | Brazil | academic | 1.5.x JSP | | |
| 807 |
Prince of Songkla University | Thailand | academic | 1.6.x JSP | | |
| 808 |
Princeton University | United States | academic | 1.6.x JSP | | |
| 809 |
Puparn Royal Development Study Center | Thailand | government | 1.5.x JSP | | |
| 810 |
Purushottam Institute of Engineering & Technology | India | personal | 1.3.x and earlier | | |
| 811 |
Pwani University | Kenya | government | 1.8.x XML | | |
| 812 |
Qafqaz University | Azerbaijan | academic | 1.5.x JSP | | |
| 813 |
Qatar University | Qatar | academic | 1.5.x JSP | | |
| 814 |
Queen's University Library | Canada | academic | 1.4.x | | |
| 815 |
Queen Mary, University of London | United Kingdom | academic | 1.5.x XML Manakin | | |
| 816 |
R. K. College of Engineering & Technology | India | academic | 1.6.x JSP | | |
| 817 |
Radboud University Nijmegen | Netherlands | academic | | | |
| 818 |
Rajamangala University of Technology Phra Nakhon | Thailand | academic | 1.8.x JSP | | |
| 819 |
Rajamangala University of Technology Phra Nakhon | Thailand | academic | 1.5.x JSP | | |
| 820 |
Rajamangala University of Technology Thanyaburi | Thailand | academic | 1.6.x JSP | | |
| 821 |
Rajiv Gandhi University of Health Sciences | India | academic | 1.6.x JSP | | |
| 822 |
Raman Research Institute, Bangalore | India | academic | | | |
| 823 |
Real Academia de Córdoba | Spain | academic | 1.7.x JSP | | |
| 824 |
Recerca de Catalunya, RECERCAT | Spain | academic | 1.7.x JSP | | |
| 825 |
Rede CEDES | Brazil | government | 1.6.x XML Manakin | | |
| 826 |
Regent University College of Science & Tech | Ghana | academic | 1.7.x JSP | | |
| 827 |
Reposcom@PORTCOM - Communication's Sciences Repositories Portal | Brazil | research center | | | |
| 828 |
Repositório Comum | Portugal | government | | | |
| 829 |
Reykjavik Universty | Iceland | academic | | | |
| 830 |
Rhodes College, DLynx | United States | academic | 1.7.x XML Manakin | | |
| 831 |
Riau University | Indonesia | academic | 1.6.x JSP | | |
| 832 |
Rice University, RUDR | United States | academic | 1.7.x JSP | | |
| 833 |
Rice University, TIMEA | United States | academic | | | |
| 834 |
Rigpa Treasury of Wisdom | France | nonprofit | 1.5.x XML Manakin | | |
| 835 |
Rijksinstituut voor Volksgezondheid en Milieu | Netherlands | government | | | |
| 836 |
Rijksuniversiteit Groningen | Netherlands | academic | | | |
| 837 |
Ritsumeikan Asia Pacific University | Japan | academic | | | |
| 838 |
RIUT: Reposiorio Institucional Utfpr | Brazil | academic | 1.7.x XML Manakin | | |
| 839 |
Robert Gordon University | United Kingdom | academic | 1.4.x | | |
| 840 |
Rochester Institute of Technology | United States | academic | 1.5.x JSP | | |
| 841 |
Rockefeller University | United States | academic | 1.5.x XML Manakin | | |
| 842 |
Roehampton University | United Kingdom | academic | | | |
| 843 |
Roskilde University | Denmark | academic | 1.5.x JSP | | |
| 844 |
Rotch Visual Collections Online, MIT | United States | academic | 1.6.x XML Manakin | | |
| 845 |
Royal Naval Museum, Portsmouth | United Kingdom | museum gallery | | | |
| 846 |
Runfo SA | Argentina | commercial | 1.7.x JSP | | |
| 847 |
Ryukoku University | Japan | academic | | | |
| 848 |
SABER - The Mozambican Repository | Mozambique | consortium | 1.4.x | | |
| 849 |
Saga University | Japan | academic | | | |
| 850 |
Saint Louis University, Phillippines | Philippines | academic | | | |
