This was formed by distorting an image of a background on Pixabay.
Source Firkin
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Number five from the same submitter, makes my job easy.
Source Dima Shiper
A pale olive green background with a seamless texture.
Source V. Hartikainen
This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
Prismatic Polka Dots 3 No Background
Source GDJ
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
This light background pattern has a texture of "frozen" surface with diagonal stripes. Here's an yet another addition to the collection of free website backgrounds.
Source V. Hartikainen
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Colorful Floral Background 3 No Black
Source GDJ
He influenced us all. “Don’t be sad because it’s over. Smile because it happened.”
Source Atle Mo
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
A free black metallic background pattern. Here's a new pattern I made that looks metallic.
Source V. Hartikainen
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
A green background pattern with warped vertical stripes and a grunge look.
Source V. Hartikainen