Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Prismatic Triangular Background Design Mark II 5
Source GDJ
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
A light gray wall or floor (you decide) of concrete.
Source Atle Mo
White circles connecting on a light gray background.
Source Mark Collins
From a drawing in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.
Source Firkin
Prismatic Groovy Concentric Background 3 No Black
Source GDJ
A seamless pattern formed from miutopia's cakes on a tablecloth.
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
Did anyone say The Hoff? This pattern is in no way related to Baywatch.
Source Josh Green
A tile-able background for websites with paper-like texture and a grid pattern layered on top of it.
Source V. Hartikainen