Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
Like the name suggests, this background image consists of a pattern of dark bricks. It may be an option for you, if you are looking for something that looks like a brick wall for use as a background on web pages. It's not a masterpiece, but looks pretty nice when is tiled.
Source V. Hartikainen
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
Prismatic Abstract Background Design No Black
Source GDJ
An alternative colour scheme for the original seamless texture formed from an image on Pixabay.
Source Firkin
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
By popular request, an outline version of the pentagon pattern.
Source Atle Mo
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Retro Circles Background 8 No Black
Source GDJ
Prismatic Abstract Geometric Background 2 No Black
Source GDJ
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868.
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
A smooth mid-tone gray, or low contrast if you will, linen pattern.
Source Jordan Pittman
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
A seamlessly tile-able grunge background image.
Source V. Hartikainen
Not so subtle. These tileable wood patterns are very useful.
Source Elemis