A free background pattern with abstract green tiles.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A light gray wall or floor (you decide) of concrete.
Source Atle Mo
This is the remix of an OCAL clipart called "Art Nouveau ornament" uploaded by "microcosme".Thanks.This is a seamless pattern of an Art Nouveau ornament.
Source Yamachem
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
From an image on opengameart.org shared by rubberduck.
Source Firkin
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
This one is amazing, truly original. Go use it!
Source Viahorizon
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
A seamless stone-like background for blogs or any other type of websites.
Source V. Hartikainen
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
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
Brushed aluminum, in a bright gray version. Lovely 2X as well.
Source Andre Schouten
White circles connecting on a light gray background.
Source Mark Collins
Real snow that tiles, not easy. This is not perfect, but an attempt.
Source Atle Mo
It looks very nice I think.
Source V. Hartikainen
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss