Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
A seamless background colored in pale orange. It has a paper like texture with diagonal grid pattern.
Source V. Hartikainen
Prismatic Basic Pattern 2 No Background
Source GDJ
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
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 bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Remixed from a drawing in 'An Index to Deering's Nottinghamia Vetus et Nova', Rupert Chicken, 1899. The unit tile can be had by selecting the rectangle in Inkscape and using shift-alt-i
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
Bright Multicolored Floral Background by Karen Arnold from PDP.
Source GDJ
Prismatic Abstract Geometric Background derived from an image on Pixabay.
Source GDJ
Prismatic Groovy Concentric Background 2
Source GDJ