It almost looks a bit blurry, but then again, so are fishes.
Source Petr Šulc
Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
Background pattern originally a PNG drawn in Paint.net
Source Firkin
The image is a seamless pattern which is derived from a vine .Consequently, the vine got like dots via vectorization.The original vine is here:jp.pinterest.com/pin/500744052301410188/
Source Yamachem
Remixed from a drawing in 'A Girl in Ten Thousand', Elizabeth Meade, 1896.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prismatic Hexagonalist Pattern No Background
Source GDJ
Zero CC plastic pattern texture, photographed and made by me. CC0 *Note, this texture was on the perfectly smooth surface of a plastic shovel scraper, not sure how to call it. Plz coment if you know what its called.
Source Sojan Janso
This background has abstract texture with some similarities to wood.
Source V. Hartikainen
A nice looking light gray background pattern with diagonal stripes.
Source V. Hartikainen
Very dark pattern with some noise and 45-degree lines.
Source Stefan Aleksić
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Looks like an old wall. I guess that’s it then?
Source Viahorizon
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Seamless pattern formed from a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Submitted in a cream color, but you know how I like it.
Source Devin Holmes
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
A bit of scratched up grayness. Always good.
Source Dmitry
Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem