Noise Toolkit
108 seamless noise maps: shader noise, cellular, dither, flow and normal maps. They work in Poiyomi, Unity, Blender, Unreal and Godot.
Downloads
You get every map at 512, 1K and 2K, each as its own download. Each zip also has a labelled contact sheet and a README with setup steps.
Every map

In use
Noise maps (108)
Cloud, cellular, warped, animal print, flow and normal maps, plus versions with four noises packed into the RGBA channels.

Licence
Use them in anything you make, including avatars, worlds, games and renders you sell. Don't resell or share the textures themselves.