Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
Prismatic Polka Dots Mark II No Background
Source GDJ
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
This is a seamless pattern of regular hexagon which has a honeycomb structure.
Source Yamachem
A seamless texture of an abstract wall colored in shades of light orange brown.
Source V. Hartikainen
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
Tweed is back in style – you heard it here first. Also, the @2X version here is great!
Source Simon Leo
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
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
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
A seamless pattern formed from a rectangular tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Remixed from a drawing in 'Jezebel's Daughter', Wilkie Collins 1880
Source Firkin
A free seamless background image with a texture of dark red "canvas". It should look very nice on web sites.
Source V. Hartikainen
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
Prismatic Abstract Geometric Background 4
Source GDJ
Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Background Wall, Art Abstract, Watercolor Vintage style CC0 texture.
Source Ractapopulous
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin