A subtle shadowed checkered pattern. Increase the lightness for even more subtle sexiness.
Source Josh Green
This one needs to be used in small areas; you can see it repeat.
Source Luca
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
Free tiled background with colorful stripes and white splatter.
Source V. Hartikainen
Prismatic Abstract Geometric Background 2 No Black
Source GDJ
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
The classic notebook paper with horizontal stripes.
Source Are Sundnes
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
Prismatic Groovy Concentric Background No Black
Source GDJ
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
This was formed by distorting an image of a background on Pixabay.
Source Firkin
From a drawing in 'Heroes of North African Discovery', Nancy Meugens, 1894.
Source Firkin
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Uses spirals from Pixabay. To get the basic tile select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
Turn your site into a dragon with this great scale pattern.
Source Alex Parker