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
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
Number 3 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Tile available in Inkscape using shift-alt-i on the selected rectangle
Source Firkin
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
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
Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
Subtle scratches on a light gray background.
Source Andrey Ovcharov
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Light square grid pattern, great for a “DIY projects” sort of website, maybe?
Source Rafael Almeida
A re-make of the Gradient Squares pattern.
Source Dimitar Karaytchev
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
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
Vector version of a JPG that was uploaded to Pixabay by theasad121
Source Firkin
Inspired by a 1930s wallpaper pattern I saw on TV.
Source Firkin
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
In the spirit of WWDC 2011, here is a dark iOS inspired linen pattern.
Source Atle Mo
Prismatic Abstract Background Design
Source GDJ
A seamless light gray paper texture with horizontal double lines.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury