| Rank | Name | Members | Recent average credit | Total credit | Country | Type |
|---|---|---|---|---|---|---|
| 1 | Rechenkraft.net  |
904 | 297,636 | 121,612,277 | Germany | Non-profit organization |
| 2 | Masonic Mathematicians | 7 | 3,794 | 4,734,496 | International | Non-profit organization |
| 3 | BOINC.combatprofile400.it  |
1 | 2,511 | 49,191 | Italy | Non-profit organization |
| 4 | Cockcroft Institute of Accelerator Science and Technology | 2 | 2,154 | 950,486 | United Kingdom | Non-profit organization |
| 5 | The Richard Dawkins Foundation for Reason and Science (Official) | 42 | 1,418 | 1,462,121 | International | Non-profit organization |
| 6 | A2D-Racing | 5 | 1,077 | 5,305,589 | United Kingdom | Non-profit organization |
| 7 | HispaSeti & BOINC | 71 | 1,076 | 787,194 | International | Non-profit organization |
| 8 | MadnessArts Company | 1 | 1,002 | 576,726 | Switzerland | Non-profit organization |
| 9 | Center for Inquiry | 12 | 844 | 2,470,714 | International | Non-profit organization |
| 10 | PC-Tutorials | 1 | 696 | 265,982 | Netherlands | Non-profit organization |
| 11 | CGMRC | 3 | 562 | 362,453 | United States | Non-profit organization |
| 12 | Fraternal Order Of Eagles | 2 | 504 | 367,640 | United States | Non-profit organization |
| 13 | Volkssterrenwacht Philippus Lansbergen | 4 | 502 | 848,444 | Netherlands | Non-profit organization |
| 14 | The [Box] Array | 1 | 492 | 105,040 | United States | Non-profit organization |
| 15 | ubuntuusers | 54 | 389 | 2,663,274 | Germany | Non-profit organization |
| 16 | Brony@Home | 37 | 360 | 1,354,994 | International | Non-profit organization |
| 17 | ek$i sozluk cpu power | 14 | 358 | 1,560,680 | Turkey | Non-profit organization |
| 18 | CosmoQuestX | 5 | 322 | 1,056,419 | United States | Non-profit organization |
| 19 | Quad Cities Astronomical Society | 1 | 304 | 651,159 | United States | Non-profit organization |
| 20 | Macarthur Astronomical Society | 4 | 247 | 716,582 | Australia | Non-profit organization |
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