Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Very dark pattern with some noise and 45-degree lines.
Source Stefan Aleksić
The name Paisley reminds me of an old British servant. That’s just me.
Source Swetha
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
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 JPG that was uploaded to Pixabay by theasad121
Source Firkin
A dark background pattern/texture of a dimpled metal plate.
Source V. Hartikainen
Prismatic Rounded Squares Grid 3 No Background
Source GDJ
This one is amazing, truly original. Go use it!
Source Viahorizon
This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Love the style on this one, very fresh. Diagonal diamond pattern. Get it?
Source INS
In the spirit of WWDC 2011, here is a dark iOS inspired linen pattern.
Source Atle Mo
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Formed from decorative divider 184 in paint.net. Vectorised with Vector Magic.
Source Firkin
Remixed from a drawing in 'A Child of the Age', Francis Adams, 1894.
Source Firkin
Prismatic Abstract Line Art Pattern Background
Source GDJ
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Pattern formed from simple shapes. Black version.
Source Firkin
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