| Rank | Name | Members | Recent average credit | Total credit | Country | Type |
|---|---|---|---|---|---|---|
| 1 | Rechenkraft.net  |
916 | 195,579 | 145,694,066 | Germany | Non-profit organization |
| 2 | BOINC.combatprofile400.it  |
2 | 2,094 | 361,177 | Italy | Non-profit organization |
| 3 | Quad Cities Astronomical Society  |
1 | 1,709 | 734,728 | United States | Non-profit organization |
| 4 | Macarthur Astronomical Society |
4 | 1,007 | 818,309 | Australia | Non-profit organization |
| 5 | PC-Tutorials | 1 | 938 | 320,099 | Netherlands | Non-profit organization |
| 6 | Cockcroft Institute of Accelerator Science and Technology |
2 | 923 | 1,176,935 | United Kingdom | Non-profit organization |
| 7 | CosmoQuestX | 5 | 759 | 1,094,442 | United States | Non-profit organization |
| 8 | Masonic Mathematicians | 8 | 508 | 4,830,942 | International | Non-profit organization |
| 9 | ubuntuusers |
54 | 195 | 2,758,677 | Germany | Non-profit organization |
| 10 | Fraternal Order Of Eagles | 2 | 184 | 373,147 | United States | Non-profit organization |
| 11 | MadnessArts Company | 1 | 167 | 612,081 | Switzerland | Non-profit organization |
| 12 | Center for Inquiry | 12 | 86 | 2,484,492 | International | Non-profit organization |
| 13 | Brony@Home | 39 | 66 | 1,382,504 | International | Non-profit organization |
| 14 | Landhaus | 1 | 47 | 9,548 | Germany | Non-profit organization |
| 15 | The Richard Dawkins Foundation for Reason and Science (Official) | 43 | 39 | 1,491,296 | International | Non-profit organization |
| 16 | ek$i sozluk cpu power | 14 | 17 | 1,569,922 | Turkey | Non-profit organization |
| 17 | CGMRC | 3 | 14 | 384,530 | United States | Non-profit organization |
| 18 | The [Box] Array | 1 | 13 | 190,617 | United States | Non-profit organization |
| 19 | Volkssterrenwacht Philippus Lansbergen | 3 | 12 | 874,035 | Netherlands | Non-profit organization |
| 20 | BOINC Philippines | 14 | 10 | 3,637,218 | Philippines | Non-profit organization |
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