This mod adds an Uncrafting Table which allows you to convert unwanted items back into the resources they're crafted from, in exchange for XP.
A continuation of an original mod by jglrxavpok with contributions from Jordy141.
CurseForge Project:
https://minecraft.curseforge.com/projects/jglrxavpoks-uncrafting-table
Minecraft Forum Thread:
http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/2771389
Github Repositories for previous versions:
jglrxavpok's version: https://github.com/jglrxavpok/UncraftingTable/
Jordy141's version: https://github.com/Jordy141/uncraftingTable/