| Name | # Files | Name | # Files | Name | # Files | ||
|---|---|---|---|---|---|---|---|
| OAFCCREW | 1 | OAKLEY | 1 | OBLTORAT | 1 | ||
| OCC | 1 | OFFBASE | 2 | OFFBEAT | 15 | ||
| OH_TEAM | 1 | OMAHONEY | 1 | OMEGA | 9 | ||
| OMIKRON | 7 | ONYX | 3 | OPERATRS | 1 | ||
| OPIUM | 1 | OPOSSUM | 1 | OPPOSITN | 2 | ||
| ORBITALS | 1 | ORION_CH | 6 | ORION_FR | 2 | ||
| ORION_SE | 1 | OSHAUNSY | 1 | OUCH | 7 | ||
| OURGAUD | 1 | OUTLAWS | 1 | OVERLAME | 1 | ||
| OVERLORD | 2 | OVR | 34 | OXYGENE | 23 | ||
| OXYGENES | 2 | OXYRON | 1 | OXYTHAN | 1 | ||
| OZONE | 1 |