Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A smooth mid-tone gray, or low contrast if you will, linen pattern.
Source Jordan Pittman
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
Honestly, who does not like a little pipe and mustache?
Source Luca Errico
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.
Source Graphiste
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Same classic 45-degree pattern, dark version.
Source Luke McDonald
This could be a hippy vintage wallpaper.
Source Tileable Patterns
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Seamless Prismatic Quadrilateral Line Art Pattern No Background
Source GDJ
A bit strange this one, but nice at the same time.
Source Diogo Silva
Submitted in a cream color, but you know how I like it.
Source Devin Holmes
A seamlessly tile-able grunge background image.
Source V. Hartikainen
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
A lot of people like the icon patterns, so here’s one for your restaurant blog.
Source Andrijana Jarnjak
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Prismatic Curved Diamond Pattern No Background
Source GDJ