A simple (32x32) resource pack that provides a window for composters and cauldrons to see it's level.
A more advanced version can be found here.
FAQ:
Q: How do i download this pack? A: Simply download the file from curseforge, in the Minecraft 'game menu' got to Options>Resource Packs and drop the downloaded .zip file into the left side and select it.
Q: When breaking a cauldron with water the particles are darker than normal are you aware of this? A: Yes, unfortunately this is a bug and there's nothing to do about this unless it gets fixed.