FlatSigns Mod allows you to place a block on the ceiling or the floor with a sneak click. You also can make sponges to edit existing signs.
FlatSigns Mod Installation:
- Minecraft Forge is required, so download it.
- Download and install the mod.
- Go to %appdata%
- Go to .minecraft/mods folder
- Drag and drop the downloaded jar (zip) file into it
- If one does not exist you can create one
- Enjoy the mod