An abstract Background pattern of purple twisty patterns.
Source TikiGiki
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
Floral patterns might not be the hottest thing right now, but you never know when you need it!
Source Lauren
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
This is so subtle you need to bring your magnifier!
Source Carlos Valdez
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
The image a seamless pattern derived from a weed which I can't identify.The original weed image is from here:https://jp.pinterest.com/pin/500744052301423641/
Source Yamachem
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
Zero CC tileable seed texture, edited by me to be seamless from a Pixabay image. CC0
Source Sojan Janso
Derived from a drawing in 'The Murmur of the Shells', Samuel Cowen, 1879.
Source Firkin
A pale olive green background with a seamless texture.
Source V. Hartikainen
Retro Circles Background 5 No Black
Source GDJ
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
A seamless background of warped stripes on paper.
Source V. Hartikainen
Alternative colour scheme for the original floral pattern.
Source Firkin
This seamless pattern consists of a blue grid on a yellow background.
Source V. Hartikainen
Seamless Olive Green Web Background Image
Source V. Hartikainen
Light gray pattern with an almost wall tile-like appearance.
Source Markus Tinner
Remixed from a drawing in 'Kulturgeschichte der Deutschen im Mittelalter' Franz von Loeher, 1891. The unit tile can be had by selecting the rectangle in Inkscape and using shift-alt-i
Source Firkin