Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Prismatic Abstract Geometric Background 2
Source GDJ
Prismatic Groovy Concentric Background 2
Source GDJ
Remixed from a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
A nice and simple gray stucco material. Great on its own, or as a base for a new pattern.
Source Bartosz Kaszubowski
Tiny little fibers making a soft and sweet look.
Source Badhon Ebrahim
Inspired by a drawing in 'Poems', James Smith, 1881.
Source Firkin
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
A seamless pattern with wide vertical stripes colored in pale yellow.
Source V. Hartikainen
This background has abstract texture with some similarities to wood.
Source V. Hartikainen
Zero CC Mossy stone tileable texture, photographed and made by me. CC0
Source Sojan Janso
A version without colours blended together to give a different look.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
A rusty grunge background for websites. Feel free to use it in your site's theme.
Source V. Hartikainen
Remixed from a PNG that was uploaded to Pixabay by VictorianLady
Source Firkin
This yellow background consists of a pattern of glossy gold buttons arranged in polka dot style on a seamless texture. Here's a pale yellow background pattern. Feel free to use it for your needs!
Source V. Hartikainen
A seamless background texture of old cardboard.
Source V. Hartikainen