To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Prismatic Abstract Geometric Background 3
Source GDJ
The image depicts a seamless pattern made using a bird's face.
Source Yamachem
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Prismatic Basic Pattern 2 No Background
Source GDJ
A free seamless background texture of "timber wall" (colored in dark brown).
Source V. Hartikainen
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
A seamlessly tile-able grunge background image.
Source V. Hartikainen
Prismatic Hypnotic Pattern No Background
Source GDJ
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
Remixed from a drawing in 'Analecta Eboracensia', Thomas Widdrington, 1897.
Source Firkin
Subtle scratches on a light gray background.
Source Andrey Ovcharov
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
Love the style on this one, very fresh. Diagonal diamond pattern. Get it?
Source INS
Honestly, who does not like a little pipe and mustache?
Source Luca Errico
The classic notebook paper with horizontal stripes.
Source Are Sundnes
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
This beige background pattern resembles a concrete wall with engravings or something similar to it.
Source V. Hartikainen