A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
First pattern tailor-made for Retina, with many more to come. All the old ones are upscaled, in case you want to re-download.
Source Atle Mo
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
This one is so simple, yet so good. And you know it. Has to be in the collection.
Source Gluszczenko
Background formed from the original with an emboss effect
Source GDJ
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Remixed from an image that was uploaded to Pixabay by CatherineClennan
Source Firkin
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
Prismatic Groovy Concentric Background 2
Source GDJ
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
This light yellow background pattern consists of an irregular pattern of spots. Here's a light background pattern with yellowish tint.
Source V. Hartikainen
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
The image depicts meshed silhouettes of various things.The original image is an OCAL clipart called "Enter FOSSASIA 2016 #IoT T-shirt Design Contest" uploaded by "openclipart".Thanks.
Source Yamachem
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Prismatic Curved Diamond Pattern No Background
Source GDJ
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A bit simplified version. Although it could be edited out to be simpler. Anyway, this time the tiling is converted to a pattern fill -which is using clipping for the tile's edges.
Source Lazur URH
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
A seamless pattern the starting point for which was a 'light rays' rendering in Paint.net.
Source Firkin
Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin