It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
A repeating background with seamless texture of stone. There haven't been any stone-like backgrounds for a while, so I have decided to create one more. The rest can be found in the appropriate category.
Source V. Hartikainen
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
From a drawing in 'Less Black than we're painted', James Payn, 1884.
Source Firkin
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
This was formed by distorting an image of a background on Pixabay.
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
A seamless pattern with wide vertical stripes colored in pale yellow.
Source V. Hartikainen
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
Did some testing with Repper Pro tonight, and this gray mid-tone pattern came out.
Source Atle Mo
An attempt for cleaning up the original image in a few steps.
Source Lazur URH
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Here's a new paper-like background for free use on personal and commercial projects (this applies to all background patterns here).
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Zero CC asphalt, pavement, texture, photographed and made by me. CC0 WARNING I FOUND A SEAM ON THIS TEXTURE
Source Sojan Janso