A textured orange background pattern with vertical stripes.
Source V. Hartikainen
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
A free web background image with a seamless concrete-like texture and an Indian-red color.
Source V. Hartikainen
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
Prismatic Groovy Concentric Background 4
Source GDJ
A light background pattern with diagonal stripes. Here's a simple light striped background for you.
Source V. Hartikainen
Background formed from the original with an emboss effect.
Source Firkin
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
This one resembles a black concrete wall when is tiled. It should look great, at least with dark website themes.
Source V. Hartikainen
A seamless pattern with wide vertical stripes colored in pale yellow.
Source V. Hartikainen
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Remixed from a drawing in 'Incidents on a Journey through Nubia to Darfoor', F. Ensor, 1891.
Source Firkin
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green