This pack is for people who prefer the old Immersive Engineering textures. You may use this in anything, no permission needed.
I am pre-emptively marking this for both 1.18.1 and 1.18.2, but bear in mind that immersive engineering is not yet out for 1.18.2.
Immersive Engineering (required): https://www.curseforge.com/minecraft/mc-mods/immersive-engineering