Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
The name is totally random, but hey, it sounds good.
Source Atle Mo
A free seamless texture of reptile skin colored in a dark brown color. As always, you may use it as a repeated background image in your web design works, or for any other purposes.
Source V. Hartikainen
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
From an image on opengameart.org shared by rubberduck.
Source Firkin
An abstract pale yellow paper-like background with stains colored in yellow and green.
Source V. Hartikainen
Prismatic Chevrons Pattern 5 With Background
Source GDJ
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
From a drawing in 'Uit de geschiedenis der Heilige Stede te Amsterdam', Yohannes Sterck, 1898.
Source Firkin
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
The edges of all the red objects line up either vertically or horizontally, but it doesn't appear so. Made from a square tile that can be got by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
Prismatic Groovy Concentric Background 2
Source GDJ
Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.
Source Atle Mo
Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Looks like an old wall. I guess that’s it then?
Source Viahorizon
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ