Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Prismatic Geometric Pattern Background 2
Source GDJ
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
Sharp but soft triangles in light shades of gray.
Source Pixeden
The base gradient edited so now more details are rendered.
Source Lazur URH
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks. https://cloaks.deviantart.com
Source Atle Mo
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
Psychedelic Geometric Background No Black
Source GDJ
Sort of reminds me of those old house wallpapers.
Source Tish
A free web background image with a seamless concrete-like texture and an Indian-red color.
Source V. Hartikainen
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
Greyscale version of a pattern that came out of playing with the 'slinky' plug-in for Paint.net
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
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
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
From a drawing in 'Bond Slaves. The story of a struggle.', Isabella Varley, 1893.
Source Firkin
A pattern derived from part of a fractal rendering in Paint.net.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo
This seamless background image should look nice on websites. It has a dark blue gray texture with vertical stripes, it tiles seamlessly and, like all of the background images here, it's free. So, if you like it, take it!
Source V. Hartikainen
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin