Black brick wall pattern. Brick your site up!
Source Alex Parker
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
Subtle scratches on a light gray background.
Source Andrey Ovcharov
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Abstract Ellipses Background Grayscale
Source GDJ
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
Prismatic Floral Background No Black
Source GDJ
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i
Source Firkin