| Verfasser | Häufigkeit |
| Safari, an O'Reilly Media Company |
73 |
| O'Reilly for Higher Education (Firm) |
33 |
| Oxlade, Chris 1961- |
18 |
| Ogden, Chris |
14 |
| Ofili, Chris 1968- |
13 |
| O'Dowd, Chris 1979- |
12 |
| Oostrom, Chris van |
12 |
| Orwig, Chris |
12 |
| Sorensen, Chris |
12 |
| Merritt, Chris 1952- |
10 |
| Ortiz, Chris A. |
10 |
| O'Dowd, Chris |
9 |
| O'Kane, Chris |
8 |
| Barber, Chris 1930-2021 |
7 |
| Bonefeld, Werner 1960- |
7 |
| Cooper, Chris |
7 |
| Menges, Chris 1940- |
7 |
| O'Dell, Chris |
7 |
| O'Rourke, Chris |
7 |
| Okasaki, Chris |
7 |