ElecCore contains shared code for Forge mods and is used by Elec332 and others. A Rendering Library and commonly used code can be found here.
ElecCore Mod Installation:
Download and run the latest version of Minecraft Forge 1.11
Go to Start Menu > Type %appdata%/.minecraft/mods
Download the mod
Move the downloaded Jar (zip) file into the “mods” folder
Done and Enjoy the mod.