This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.
Source Tom McArdle
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
An alternative colour scheme to the original seamless pattern.
Source Firkin
The name is totally random, but hey, it sounds good.
Source Atle Mo
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A new one called white wall, not by me this time.
Source Yuji Honzawa
A light gray wall or floor (you decide) of concrete.
Source Atle Mo
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
Adapted from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Prismatic Isometric Cube Wireframe Pattern No Background
Source GDJ
A seamless web background with texture of aged grid paper.
Source V. Hartikainen
Here's an yet another background for websites, with a seamless texture of wood planks this time.
Source V. Hartikainen