Darth Stripe

Diagonal lines with a lot of texture to them.

Made by Ashton.

Green Fibers

The Green fibers pattern will work very well in grayscale as well.

Made by Matteo Di Capua.

Concrete wall

Dark blue concrete wall with some small dust spots.

Made by Atle Mo.

Random Grey Variations

Stefan is hard at work, this time with a funky pattern of squares.

Made by Stefan Aleksić.

Brushed Alum Dark

Because I love dark patterns, here is Brushed Alum in a dark coating.

Made by Tim Ward.