Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
A textured orange background pattern with vertical stripes.
Source V. Hartikainen
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
From an image on opengameart.org shared by rubberduck.
Source Firkin
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo
Super dark, crisp and detailed. And a Kill Bill reference.
Source Badhon Ebrahim
Prismatic Groovy Concentric Background 2 No Black
Source GDJ
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This one needs to be used in small areas; you can see it repeat.
Source Luca
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
Background Wall, Art Abstract, Watercolor Vintage style CC0 texture.
Source Ractapopulous
That’s what it is, a dark dot. Or sort of carbon looking.
Source Tsvetelin Nikolov
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Black brick wall pattern. Brick your site up!
Source Alex Parker
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Honestly, who does not like a little pipe and mustache?
Source Luca Errico
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen