Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
As the original image 's page size is too large for its image size, I remixed it.
Source Yamachem
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
Number 3 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A repeating background of thick textured paper. Actually, it turned out to look like something between a paper and fabric.
Source V. Hartikainen
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
Seamless Prismatic Pythagorean Line Art Pattern No Background. A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
A lovely light gray pattern with stripes and a dash of noise.
Source V. Hartikainen
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Sort of reminds me of those old house wallpapers.
Source Tish
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Retro Circles Background 5 No Black
Source GDJ
This background pattern contains a texture of yellow wood planks. I think it looks quite original.
Source V. Hartikainen
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks