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 Abstract Geometric Background derived from an image on Pixabay.
Source GDJ
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
A new one called white wall, not by me this time.
Source Yuji Honzawa
A lot of people like the icon patterns, so here’s one for your restaurant blog.
Source Andrijana Jarnjak
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Remixed from a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
Adapted from an image that was uploaded to Pixabay by Anerma.
Source Firkin
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
I asked Gjermund if he could make a pattern for us – result!
Source Gjermund Gustavsen
Redrawn based on a drawing in 'По Сѣверо-Западу Россіи' Konstantin Sluchevsky, 1897.
Source Firkin
Prismatic Snowflakes Pattern No Background
Source GDJ
Prismatic Groovy Concentric Background 3
Source GDJ
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin