Retro Circles Background 5 No Black
Source GDJ
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
This is the remix of "blue wave-seigaiha".The image depicts a seamless pattern of the front upper part of Japanese five yen coin which is used currently.This design represents a rice with ripe golden ears.
Source Yamachem
A seamless gray background texture suitable for use on websites. To me, it has the look of stone. Feel free to modify it to meet your needs (by making it a bit lighter or darker, for example).
Source V. Hartikainen
Prismatic Hexagonalist Pattern No Background
Source GDJ
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Here's a quite bright pink background pattern for use on websites. It doesn't look like a real fur, but it definitely resembles one.
Source V. Hartikainen
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
A classic dark tile for a bit of vintage darkness.
Source Listvetra
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
Looks like an old wall. I guess that’s it then?
Source Viahorizon
There are many carbon patterns, but this one is tiny.
Source Designova
The tile for this is based on a repeating unit close to a design on Pixabay. It can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A pale yellow background pattern with vertical stripes. The stripes are partially faded. I think this background image turned out pretty well, especially those faded stripes.
Source V. Hartikainen
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Used a cherry by doctormo to make this seamless pattern
Source Firkin
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Never out of fashion and so much hotter than the 45º everyone knows, here is a sweet 60º line pattern.
Source Atle Mo
Prismatic Rounded Squares Grid 3 No Background
Source GDJ
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin