From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
Might not be super subtle, but quite original in its form.
Source Alex Smith
This is the remix of "blue wave-seigaiha".This is the flowers of pink silk tree which is called "nemuno-ki".About pink silk tree ,refer to here:https://jp.pinterest.com/pin/500744052301210439/
Source Yamachem
Derived from a JPG that was uploaded to Pixabay by ractapopulous
Source Firkin
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Tile-able Dark Brown Wood Background. Feel free to use it as a background image in your designs or somewhere on the web. By the way, the color seems to be close to Coffee Brown.
Source V. Hartikainen
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Remixed from a PNG that was uploaded to Pixabay by VictorianLady
Source Firkin
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
Zero CC asphalt, pavement, texture, photographed and made by me. CC0 WARNING I FOUND A SEAM ON THIS TEXTURE
Source Sojan Janso
All good things come in threes, so I give you the third in my little concrete wall series.
Source Atle Mo
Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin
Feel free to download and use it, or see the rest of the dark background patterns that I have made. Anyway, I hope you will find something that you like.
Source V. Hartikainen
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin