From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868
Source Firkin
Prismatic Abstract Geometric Background 2
Source GDJ
Abstract Tiled Background Extended 10
Source GDJ
More leather, and this time it’s bigger! You know, in case you need that.
Source Elemis
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
That’s what it is, a dark dot. Or sort of carbon looking.
Source Tsvetelin Nikolov
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
Light gray pattern with an almost wall tile-like appearance.
Source Markus Tinner
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
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
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
I love the movie Pineapple Express, and I’m also liking this Pineapple right here.
Source Audee Mirza
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
From a drawing in 'Hundert Jahre in Wort und Bild', S. Stefan, 1899.
Source Firkin
Here's a new background image for websites with a seamless pink texture. It should look beautiful with website themes where light pink background is needed. The background is seamless, therefore it should be used as a tiled background.
Source V. Hartikainen