This is the remix of an OCAL clipart called "Rain on Window" uploaded by "pagarmidna".Thanks.This is a seamless pattern of raindrops.
Source Yamachem
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
A bit of scratched up grayness. Always good.
Source Dmitry
Inspired by a JPG that was uploaded to Pixabay by kokon_art
Source Firkin
Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
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
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Background formed from the original with an emboss effect.
Source Firkin
Prismatic Groovy Concentric Background 2 No Black
Source GDJ
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.
Source Tom McArdle
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
Sort of like the Photoshop transparent background, but better!
Source Alex Parker