Generates ruin files for Abandoned Ruins - Updated from setups selected in-game. The ruin selection tool can be obtained from the shortcut bar.

Left-click and drag with the tool to select blueprintable tiles and entity. Shift + Left-click and drag to select all tiles and entities (includes e.g. water or trees). After finishing the selection, a window is shown that allows to configure what exactly is included in the resulting ruin. After this GUI is closed by confirming, the ruin is output to a file in script-output/ruins in the user data directory.
The ruins generated by this mod can be used directly for custom ruin sets for 'Abandoned Ruins - Updated' or you can contribute them directly to Abandoned Ruins - Updated.