A bit strange this one, but nice at the same time.
Source Diogo Silva
A series of 5 patterns. That’s what the P stands for, if you didn’t guess it.
Source Dima Shiper
The image depicts a seamless pattern of Japanese Edo pattern called "kikkou-matsu" or "亀甲松" meaning " tortoiseshell-pinetree".The real pinetree is like this: https://jp.pinterest.com/pin/500744052301065077/
Source Yamachem
Prismatic Hypnotic Pattern No Background
Source GDJ
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
There are many carbon patterns, but this one is tiny.
Source Designova
This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
No relation to the band, but damn it’s subtle!
Source Thomas Myrman
Black version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Coming in at 666x666px, this is an evil big pattern, but nice and soft at the same time.
Source Atle Mo
Continuing the geometric trend, here is one more.
Source Mike Warner
A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).
Source V. Hartikainen
I scanned a paper coffee cup. You know, in case you need it.
Source Atle Mo
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin