An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Prismatic Groovy Concentric Background 2
Source GDJ
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
An attempt for cleaning up the original image in a few steps.
Source Lazur URH
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Utilising a bird from s-light and some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury
Textured Red Brown Plastic, Free Background Pattern. Although there's already enough plastic in our lives, let's bring it to the web too.)
Source V. Hartikainen
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin