Prismatic Groovy Concentric Background 4
Source GDJ
Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
Light gray pattern with an almost wall tile-like appearance.
Source Markus Tinner
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
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
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
ZeroCC tileabel stone granite texture, edited from pixabay. CC0
Source Sojan Janso
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Prismatic Groovy Concentric Background 4
Source GDJ
Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
This one is so simple, yet so good. And you know it. Has to be in the collection.
Source Gluszczenko
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
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A repeating background with wood/straw like texture.
Source V. Hartikainen
CC0 and seamless wellington boot pattern.
Source SliverKnight
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Prismatic Groovy Concentric Background 3 No Black
Source GDJ
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
In the spirit of WWDC 2011, here is a dark iOS inspired linen pattern.
Source Atle Mo
Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
A heavy hitter at 400x400px, but lovely still.
Source Breezi
Prismatic Polka Dots Mark II 3 No Background
Source GDJ