Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A free seamless background with pink spots.
Source V. Hartikainen
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
A background tile of dark textile. Made this a long time ago and just now decided to publish it.
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
A seamless pattern formed from a sports car on clker.com. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
This makes me wanna shoot some pool! Sweet green pool table pattern.
Source Caveman
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Imagine you zoomed in 1000X on some fabric. But then it turned out to be a skeleton!
Source Angelica