This is the Easy Emeralds Mod! Emeralds are too hard to find and they only give you 1 when you find them! So here's an easyer way to craft them! You'll need to get green iron and an emerald compressor and that's about it! See I told you it's easy.
Note: There's a crafting recipe in the mod folder make sure you take that out and read it so you know how to craft. (Unless you have the too many items mod.