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Resource Spawner
"Place solids, liquids, and gases exactly where your colony needs them."

How do I install Resource Spawner?
Download the free ProjectMods desktop app, then install Resource Spawner for Oxygen Not Included in one click.
</>What does Resource Spawner do?
Resource Spawner turns the complete Oxygen Not Included material list into an easy searchable dropdown. Refresh the list after entering a colony, choose a resource, set its amount and temperature, then place it at the cell beneath your mouse cursor. Solids can be placed for construction supplies, liquids can fill tanks or test drainage systems, and gases can be added to rooms or ventilation experiments. Material names include their physical state so similarly named resources remain easy to identify. The spawned material enters the world simulation at the selected cell and behaves normally afterward. Liquids flow, gases spread, and temperature affects the surrounding colony as usual, so careful placement still matters.
</>What is Resource Spawner?
Resource Spawner is an Oxygen Not Included material spawning mod for placing solids, liquids, and gases directly into the colony. It loads player-friendly resource names from the running game and supports custom mass and temperature values. Use it to supply building materials, fill liquid reservoirs, add gases to rooms, or test heat and plumbing designs without waiting for natural resource collection.
</>Common questions about Resource Spawner
Where does the resource appear?
It appears in the valid world cell directly beneath your mouse cursor.
Can it spawn liquids and gases?
Yes. The dropdown includes available solids, liquids, and gases.
What unit is the amount field?
The amount is measured in kilograms.
How is temperature entered?
Enter the starting temperature in degrees Celsius before spawning the resource.
What options does Resource Spawner include?
Temperature
Choose the resource's starting temperature in degrees Celsius.
Amount
Choose how many kilograms of the resource to spawn.
Instructions
The selected resource appears beneath your mouse cursor. Liquids flow and gases spread normally after spawning.
Refresh Resources
Loads the available solid, liquid, and gas choices from the current game.
Spawn Selected Resource
Spawns the chosen resource at the valid world cell beneath your mouse cursor.
Select Resource
Choose the resource to spawn.
Refresh the resource list, choose a material, set its mass and temperature, then spawn it at the world cell beneath your cursor.
System Requirements
What features does Resource Spawner include?
- Loads a searchable list of available solids, liquids, and gases with readable names.
- Spawns the selected resource directly beneath the mouse cursor.
- Controls both the material amount in kilograms and its starting temperature.
Best For
- Fill a prepared tank with water, petroleum, coolant, or another selected liquid.
- Place construction resources or test room pressure and temperature with selected solids and gases.

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