| Map | Title | Author | Players | |
|---|---|---|---|---|
| ONS-Wackem | ONS-Wackem | 12-20 | ||
| ONS-Warcraft | ONS-Warcraft | 16-32 | ||
| ONS-WarLords | WarLords | 10-20 | ||
| ONS-WasteLand | WasteLand | 12 | ||
| ONS-WaterCityThing_beta01 | Space Weevils | Unknown | ||
| ONS-WaterCityThing_beta02 | Space Weevils | Unknown | ||
| ONS-Whitesands | ONS-Whitesands | 32 | ||
| ONS-Whitesands][ | ONS-Whitesands][ | 12-32 | ||
| ONS-WindField | Wind Field | 8-16 |