Here's a bluish gray striped background pattern for use on web sites.
Source V. Hartikainen
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
This seamless web background texture looks like gray stone. It's great for using as a background image on web pages, or on some of their elements. Anyway, I hope you will find use for it.
Source V. Hartikainen
One more in the line of patterns inspired by Japanese/Asian styles. Smooth.
Source Kim Ruddock
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Remixed from a drawing in 'A Child of the Age', Francis Adams, 1894.
Source Firkin
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
A seamless canvas texture for using as background on websites. Colored in pale tones of brown.
Source V. Hartikainen
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin
Sharp pixel pattern, just like the good old days.
Source Paridhi
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
Prismatic Polyskelion Pattern No Background
Source GDJ
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin