Subtle scratches on a light gray background.
Source Andrey Ovcharov
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Alternative colour scheme for the original floral pattern.
Source Firkin
CC0 remixed from a drawing. Walter Crane, 1914, Firkin.
Source SliverKnight
Here's a repeatable texture that resembles a light green concrete wall or something similar.
Source V. Hartikainen
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Prismatic Groovy Concentric Background No Black
Source GDJ
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Remixed from a PNG that was uploaded to Pixabay by gingertea
Source Firkin
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
Classic vertical lines, in all its subtlety.
Source Cody L
Derived from an image that was uploaded to Pixabay by starchim01
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
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
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
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Prismatic Curved Diamond Pattern 3 No Background
Source GDJ
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
Prismatic Groovy Concentric Background 3
Source GDJ
Prismatic Groovy Concentric Background 4
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin