From Unofficial Stationeers Wiki
The Authoring Tool is used to place, upgrade and delete structures instantly without the need for any resources. The authoring tool cannot be crafted, but it can be spawned in Creative Mode.
- In creative mode, press Show Dynamic Panel (default: /) to bring up the creative spawn menu. [On ISO keyboards, the key may be ' (Nordic/German) or # (UK)]
- Find and select the Authoring Tool in the menu
- Press F9 to spawn the selected item.
- Select an item in the spawn menu
- Right-click to enter quick build mode for the selected item
- Left-click to build
Left-click to upgrade structure
Hold Quantity Modifier (default: C) and click the structure you would like to delete.
Hold Inventory Select (default: F) and click on the stucture to copy it