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
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Same as gray sand but lighter. A sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
Colour version of the original pattern.
Source Firkin
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
A seamless pattern with wide vertical stripes colored in pale yellow.
Source V. Hartikainen
Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Spice up your next school project with this icon background.
Source Swetha
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo