Concept
?
Mesh
Fractal Sponge: http://fractalsponge.net/
MacRebisz: http://macrebisz.deviantart.com/
Timothy J. Reynolds: https://dribbble.com/turnislefthome
Texture
Käy Vriend: https://www.artstation.com/artist/kayv
Shaders
@stormoid: https://www.shadertoy.com/view/3l23Rh