Prismatic Polka Dots Mark II 3 No Background
Source GDJ
A light gray wall or floor (you decide) of concrete.
Source Atle Mo
Zero CC tileable yellow craft paper; scanned and made by me. CC0
Source Sojan Janso
A grayscale fabric pattern with vertical lines of stitch holes.
Source V. Hartikainen
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
An attempt for cleaning up the original image in a few steps.
Source Lazur URH
Seamless Dark Grunge Texture. Here's a new grunge texture for use as a background.
Source V. Hartikainen
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A free seamless texture of reptile skin colored in a dark brown color. As always, you may use it as a repeated background image in your web design works, or for any other purposes.
Source V. Hartikainen
You just can’t get enough of the fabric patterns, so here is one more for your collection.
Source Krisp Designs
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
A new take on the black linen pattern. Softer this time.
Source Atle Mo
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Green Background Pattern
Source V. Hartikainen
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
Sometimes you just need the simplest thing.
Source Fabricio
A nice and simple gray stucco material. Great on its own, or as a base for a new pattern.
Source Bartosz Kaszubowski