Inspired by a design found in 'Konstantinápolyi emlékeim', Miklos Chriszto, 1893.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
The image depicts a seamless pattern which includes hexagonally-aligned gourds with BG in light-brown.
Source Yamachem
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
This seamless background image should look nice on websites. It has a dark blue gray texture with vertical stripes, it tiles seamlessly and, like all of the background images here, it's free. So, if you like it, take it!
Source V. Hartikainen
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Geometric triangles seem to be quite hot these days.
Source Pixeden
From a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
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
Tiny little fibers making a soft and sweet look.
Source Badhon Ebrahim
Not strictly seamless in that opposite edges are not identical. But they do marry up to make an interesting pattern
Source Firkin
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
This is a seamless pattern which is derived from a flower petal image.
Source Yamachem
Kaleidoscope Prismatic Abstract No Background
Source GDJ
Psychedelic Geometric Background No Black
Source GDJ
Subtle scratches on a light gray background.
Source Andrey Ovcharov
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
A bit of scratched up grayness. Always good.
Source Dmitry