All of these mods (or part like textures) can be used as resource for your mod without permission but it must remain free.   Here are examples of my wip  /!\ +18 spoiler /!\      Boby painting using overlays (like body tatoo overlays with bgem files), face painting using human race alteration like seen in a tutorial here on laverslab By Frayja (Thanks you Frayja). Facials are not compatible with mods that edits humanrace too  like looksmenu compendium Solved