This is MM (Module Manager) You need this for almost every mod in KSP   Trust me, If you fallowed "all" my instructions. all the links are current as well as functional in 1.3     IR for 1.3 / KJR issues List of IR download files to work with KSP 1.3   Remove "Active struts" as well as "strut" Folders" they are currently incompatible with KSP 1.3 - Unless you opt to use the unofficial Recompiled .dll linked below   Steps to install Infernal Robo
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