Micdoodle Core (1.12.2, 1.11.2) is just a library of classes that all Micdoodle8 mods use. You need to install this if you are going to install any of Micdoodle8 mods.
How to install:
MicdoodleCore (1.12.2, 1.11.2) Download Links:
For Minecraft 1.7.10, 1.7.2
For Minecraft 1.8.9
For Minecraft 1.10.2
For Minecraft 1.11.2
For Minecraft 1.12.2
Micdoodle Core (1.12.2, 1.11.2) – Library for Galacticraft Mod is an alternation of Mod that players can install into Minecraft which they can have experiences differs from the original Minecraft version
Mostly, people modifying Mod for Minecraft (Modders) code by using Minecraft Coder Pack and Modloader or Minecraft Forge. The list classifying the latest of Minecraft 1.14.2 Mods and Minecraft 1.14.2 Mods. Trust me, and your world will be more exciting with many cool mods.