

You'll first want to use Basement Renovator to open a vanilla floor STB file in order to look around and get a feel for how it works. C:\Users\\Documents\My Games\Binding of Isaac Afterbirth+ Mods\\content\rooms) and it will add the rooms to the floor.

Then, name it with the exact same filename as the vanilla floor STB. Use Basement Renovator to create a brand new STB file with only the extra rooms that you want to add.How to Create a Mod that Include Extra Rooms Note that your mod will be incompatible with all other mods that use this technique to replace floors, so this is not recommended. C:\Users\\Documents\My Games\Binding of Isaac Afterbirth+ Mods\\resources) and it will overwrite the vanilla version of the floor. After saving your work, include the modified STB file in your mod's resources directory (e.g.Now, you can open a floor's STB file using Basement Renovator and change it to your heart's content.(this will populate the $HOME/Documents/IsaacUnpacked/resources/rooms directory with. "$HOME/Library/Application Support/Steam/SteamApps/common/The Binding of Isaac Rebirth/tools/ResourceExtractor/ResourceExtractor" "$HOME/Library/Application Support/Steam/SteamApps/common/The Binding of Isaac Rebirth/The Binding of Isaac Rebirth.app/Contents/Resources" "$HOME/Documents/IsaacUnpacked"


(this will populate the C:\Program Files (x86)\Steam\steamapps\common\The Binding of Isaac Rebirth\resources\rooms directory with.
