Pattern formed from simple shapes. Black version.
Source Firkin
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
Classic vertical lines, in all its subtlety.
Source Cody L
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
"Beige Stone", Tileable Texture.
Source V. Hartikainen
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Abstract Tiled Background Extended 6
Source GDJ
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
From a drawing in 'Cassell's Library of English Literature', Henry Morley, 1883.
Source Firkin
Number five from the same submitter, makes my job easy.
Source Dima Shiper
Formed from decorative divider 184 in paint.net. Vectorised with Vector Magic.
Source Firkin
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
This texture looks like old leather. It should look great as a background on web pages.
Source V. Hartikainen
A free seamless background texture of "timber wall" (colored in dark brown).
Source V. Hartikainen
A nice looking light gray background pattern with diagonal stripes.
Source V. Hartikainen
You guessed it – looks a bit like cloth.
Source Peax Webdesign
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
A seamless pattern of "sewn stripes" colored in light gray.
Source V. Hartikainen
Prismatic Groovy Concentric Background No Black
Source GDJ