There have been other mods which have been released which does the same things as this, but this mod is non-destructive, meaning it doesn't replace meshes. This is also an add-on for the JSON file, so it doesn't modify the base game files directly, it just overwrites values for base game files. Making this compatible with most mods and future game updates.
The author drspiele has offered the item for free, you can now download it.