Here I have tried to create something that would look like maple wood. Not sure how well it's turned out, but at least it looks like wood.
Source V. Hartikainen
Prismatic Abstract Geometric Background 4 No Black
Source GDJ
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
This white background pattern has a seamless grunge style texture. Here's a white grunge style background pattern. Use it as a tiled background image on web sites or for other purposes.
Source V. Hartikainen
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A seamless pattern with a unit cell drawn as a bitmap in Paint.net and vectorized in Vector Magic.
Source Firkin
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Prismatic Groovy Concentric Background 4
Source GDJ
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
Sharp but soft triangles in light shades of gray.
Source Pixeden
An abstract Background pattern of purple twisty patterns.
Source TikiGiki
All good things come in threes, so I give you the third in my little concrete wall series.
Source Atle Mo
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Seamless Prismatic Quadrilateral Line Art Pattern No Background
Source GDJ
A white version of the very popular linen pattern.
Source Ant Ekşiler
Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen