CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
Coming in at 666x666px, this is an evil big pattern, but nice and soft at the same time.
Source Atle Mo
A bit of scratched up grayness. Always good.
Source Dmitry
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
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
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Square design drawn in Paint.net and vectorized in Vector Magic.
Source Firkin
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
You were craving more leather, so I whipped this up by scanning a leather jacket.
Source Atle Mo
A tile-able background for websites with paper-like texture and a grid pattern layered on top of it.
Source V. Hartikainen
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Prismatic Groovy Concentric Background 4
Source GDJ
ZeroCC tileable moss texture, photographed and made by me. CC0
Source Sojan Janso
Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry