From Resonant Rise Wiki

Name ExtraTiC
Creator Unknown
Latest Version 1.4.5
Minecraft Version 1.7.10
Website Official Site
Root Mod Tinkers' Construct
Modpacks Cloud 9 1.7 Pack
Feed The Beast Departed
Feed The Beast Infinity Evolved
Hexi's Dark Depths
Journey to the Core
Resonant Rise
Sky Factory
Sky Factory 2
Test Pack Please Ignore 2
Vanilla Overhaul

ExtraTiC is an addon for Tinkers' Construct that adds integration for other mods such as Thermal Foundation and Metallurgy to allow users to make tools from materials from those mods.