Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Remixed from a drawing in 'Очерки Русской Исторіи въ памятникахъ быта', Petr Polevoi, 1879.
Source Firkin
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
More in the paper realm, this time with fibers.
Source Jorge Fuentes
Prismatic Abstract Geometric Background 4
Source GDJ
Background formed from the original with an emboss effect.
Source Firkin
Gold Triangular Seamless Pattern No Background
Source GDJ
A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
Abstract Tiled Background Extended 10
Source GDJ
Remixed from a drawing that was uploaded to Pixabay by ractapopulous
Source Firkin
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
A light brushed aluminum pattern for your pleasure.
Source Tim Ward
A light background pattern with diagonal stripes. Here's a simple light striped background for you.
Source V. Hartikainen
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Zero CC tileable ground cracked, crackled, texture, made by me.
Source Sojan Janso
A seamless background tile of aged paper with shabby look.
Source V. Hartikainen
Seamless Green Tile Background
Source V. Hartikainen
Black & white version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin