A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.
Source Atle Mo
This seamless light brown background texture resembles a wallpaper with vertical stripes. One way to use it is as a tiled background on web sites.
Source V. Hartikainen
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Derived from an image that was uploaded to Pixabay by darkmoon1968
Source Firkin
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857
Source Firkin
Black version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
Same classic 45-degree pattern, dark version.
Source Luke McDonald
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
This is so subtle you need to bring your magnifier!
Source Carlos Valdez
As the original image 's page size is too large for its image size, I remixed it.
Source Yamachem
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
A repeating background for websites with a texture of black groove stripes.
Source V. Hartikainen
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Orange-red pattern for tiled backgrounds.
Source V. Hartikainen
No relation to the band, but damn it’s subtle!
Source Thomas Myrman
Embossed lines and squares with subtle highlights.
Source Alex Parker
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
A bit strange this one, but nice at the same time.
Source Diogo Silva
Zero CC tileable bark texture, photographed and made by me. CC0
Source Sojan Janso
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev