It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
From a drawing in 'Friend or Fortune? The story of a strange year', Robert Overton, 1897.
Source Firkin
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
It looks very nice I think.
Source V. Hartikainen
Background Wall, Art Abstract, white Well & CC0 texture.
Source Ractapopulous
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
A dark striped seamless pattern suitable for use as a background on websites.
Source V. Hartikainen
Heavily remixed from a drawing in 'Barbara Leybourne; a story of eighty years ago', Sarah Hamer, 1889.
Source Firkin
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Carbon fiber is never out of fashion, so here is one more style for you.
Source Alfred Lee
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin