| Rank | Name | Members | Recent average credit | Total credit | Country | Type |
|---|---|---|---|---|---|---|
| 1 | Rechenkraft.net  |
939 | 235,570 | 198,556,607 | Germany | Non-profit organization |
| 2 | Masonic Mathematicians | 8 | 4,895 | 5,543,535 | International | Non-profit organization |
| 3 | MadnessArts Company | 1 | 4,389 | 1,155,161 | Switzerland | Non-profit organization |
| 4 | Center for Inquiry | 12 | 4,291 | 3,021,630 | International | Non-profit organization |
| 5 | Cockcroft Institute of Accelerator Science and Technology  |
2 | 4,218 | 1,502,882 | United Kingdom | Non-profit organization |
| 6 | Quad Cities Astronomical Society  |
1 | 2,717 | 981,011 | United States | Non-profit organization |
| 7 | The Richard Dawkins Foundation for Reason and Science (Official) | 43 | 2,411 | 1,818,568 | International | Non-profit organization |
| 8 | CGMRC | 3 | 2,003 | 713,878 | United States | Non-profit organization |
| 9 | A2D-Racing | 5 | 1,952 | 5,527,667 | United Kingdom | Non-profit organization |
| 10 | Hivemind | 9 | 1,925 | 96,524 | None | Non-profit organization |
| 11 | Macarthur Astronomical Society |
4 | 1,223 | 1,145,012 | Australia | Non-profit organization |
| 12 | The [Box] Array | 1 | 942 | 293,564 | United States | Non-profit organization |
| 13 | PC-Tutorials | 1 | 872 | 439,115 | Netherlands | Non-profit organization |
| 14 | Sri Lanka | 4 | 827 | 45,773 | Sri Lanka | Non-profit organization |
| 15 | Klenner.it (GER,NRW,Krefeld) | 3 | 620 | 7,918 | Germany | Non-profit organization |
| 16 | CosmoQuestX | 5 | 546 | 1,156,343 | United States | Non-profit organization |
| 17 | LibO Cruncers | 2 | 505 | 43,956 | International | Non-profit organization |
| 18 | BOINC.combatprofile400.it |
2 | 346 | 570,364 | Italy | Non-profit organization |
| 19 | BOINC Philippines | 16 | 261 | 3,657,006 | Philippines | Non-profit organization |
| 20 | LHC & BOINC | 56 | 250 | 478,351 | Spain | Non-profit organization |
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