| Name | Author | Maps | |
|---|---|---|---|
| Eternalmapsfinal | Various | 4 | |
| Exion V200 Ut4mod | Various | 12 | |
| ONS [WAR] Mos Eisley | MaDCaT75 | 2 | |
| Ons Aliens | Nenad(Pashko)Pazanin | 2 | |
| ONS C&C Base To Base Maps | NelsonCarmo26 | 3 | |
| Onstorlanmappack | Various | 20 | |
| Onstorlanmappackv3 | Various | 25 | |
| Titanonslaughtmappack1 | Various | 17 | |
| Trrelicsonsmappack | Various | 3 | |
| UT2004 Mappack C | Various | 11 | |
| UT2004 Mappack G | Various | 11 | |
| UT2004 ONS Oasis Mappack | Feuersturm | 4 | |
| UT2004 ONSBonusMapPack | Various | 2 | |
| Ut2k4 Allos Extra | Various | 2 |