Base game only. Enables mod slots on various weapons. See description for which weapons do not work.
New versions of the mod contain all weapons I have edited, you do not need both

Enables mod slots on Eridanos DLC weapons. See description for weapons that are not included.

Enables mod slots on Gorgon DLC weapons. See description for weapons that are not included.
(small update, removed a couple unnecessary files I forgot to delete in the first version)