The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
A seamless texture of a rough concrete surface.
Source V. Hartikainen
Derived from a drawing in 'Elfrica. An historical romance of the twelfth century', Charlotte Boger, 1885
Source Firkin
The square tile this is based on 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
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
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
A pale orange background pattern with glossy groove stripes.
Source V. Hartikainen
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
Remixed from a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
White circles connecting on a light gray background.
Source Mark Collins
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
The classic notebook paper with horizontal stripes.
Source Are Sundnes
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Formed by distorting the inside front cover of 'Diversæ insectarum volatilium : icones ad vivum accuratissmè depictæ per celeberrimum pictorem', Jacob Hoefnagel, 1630.
Source Firkin
Remixed from an image that was uploaded to Pixabay by KirstenStar
Source Firkin
A seamless stone-like background for blogs or any other type of websites.
Source V. Hartikainen