Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A seamless texture of black leather. I think it will look best when used in headers, footers or sidebars.
Source V. Hartikainen
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Background formed from the original with an emboss effect.
Source Firkin
You know you love wood patterns, so here’s one more.
Source Richard Tabor
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
Prismatic Chevrons Pattern 5 With Background
Source GDJ
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
An alternative colour scheme to the original seamless pattern.
Source Firkin
Orange-red pattern for tiled backgrounds.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
The Grid. A digital frontier. I tried to picture clusters of information as they traveled through the computer.
Source Haris Šumić
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
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
Prismatic Abstract Geometric Background 5
Source GDJ
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Continuing the geometric trend, here is one more.
Source Mike Warner
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso