| Rank | Name | Members | Recent average credit | Total credit | Country | Type |
|---|---|---|---|---|---|---|
| 1 | Rechenkraft.net  |
909 | 151,154 | 134,471,717 | Germany | Non-profit organization |
| 2 | The [Box] Array | 1 | 2,358 | 187,840 | United States | Non-profit organization |
| 3 | Masonic Mathematicians | 8 | 2,132 | 4,815,097 | International | Non-profit organization |
| 4 | Cockcroft Institute of Accelerator Science and Technology  |
2 | 1,070 | 1,102,875 | United Kingdom | Non-profit organization |
| 5 | BOINC.combatprofile400.it |
2 | 948 | 274,280 | Italy | Non-profit organization |
| 6 | Quad Cities Astronomical Society  |
1 | 889 | 675,926 | United States | Non-profit organization |
| 7 | Volkssterrenwacht Philippus Lansbergen | 4 | 809 | 870,700 | Netherlands | Non-profit organization |
| 8 | A2D-Racing | 5 | 715 | 5,328,809 | United Kingdom | Non-profit organization |
| 9 | ubuntuusers |
54 | 690 | 2,723,227 | Germany | Non-profit organization |
| 10 | CGMRC | 3 | 526 | 383,412 | United States | Non-profit organization |
| 11 | The Richard Dawkins Foundation for Reason and Science (Official) | 42 | 518 | 1,484,367 | International | Non-profit organization |
| 12 | Macarthur Astronomical Society |
4 | 513 | 768,358 | Australia | Non-profit organization |
| 13 | MadnessArts Company | 1 | 505 | 594,917 | Switzerland | Non-profit organization |
| 14 | Center for Inquiry | 12 | 328 | 2,481,790 | International | Non-profit organization |
| 15 | Hivemind | 9 | 274 | 6,477 | None | Non-profit organization |
| 16 | ek$i sozluk cpu power | 14 | 196 | 1,567,329 | Turkey | Non-profit organization |
| 17 | HispaSeti & BOINC | 71 | 177 | 798,234 | International | Non-profit organization |
| 18 | PC-Tutorials | 1 | 114 | 281,413 | Netherlands | Non-profit organization |
| 19 | CosmoQuestX | 5 | 113 | 1,065,508 | United States | Non-profit organization |
| 20 | Brony@Home | 39 | 108 | 1,376,763 | International | Non-profit organization |
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