A free seamless background texture that looks like a brown stone wall.
Source V. Hartikainen
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Prismatic Polka Dots Mark II 2 No Background
Source GDJ
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
A rusty grunge background for websites. Feel free to use it in your site's theme.
Source V. Hartikainen
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Subtle scratches on a light gray background.
Source Andrey Ovcharov
Non-seamless pattern drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
This one needs to be used in small areas; you can see it repeat.
Source Luca
Prepared mostly as a raster in Paint.net and vectorised.
Source Firkin
A seamless background pattern with impressed gray dots.
Source V. Hartikainen
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
ZeroCC tileable mossy (lichen) stone texture, edited from pixabay. CC0
Source Sojan Janso
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen