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 Floral Pattern 3 Variation 3 No Background
Source GDJ
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
Background formed from the original with an emboss effect
Source GDJ
Prismatic Geometric Pattern Background 2
Source GDJ
An abstract texture of water. It's not perfect, but will do. You may download if you like it.
Source V. Hartikainen
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
This is a hot one. Small, sharp and unique.
Source GraphicsWall
A seamless marble-like texture colored in light blue.
Source V. Hartikainen
An alternative colour scheme for the original background.
Source Firkin
Remixed from a drawing in 'Line and form", Walter Crane, 1914.
Source Firkin
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
Fix side and a seamless pattern formed from circles.
Source SliverKnight
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
Tiny little flowers growing on your screen. Nice, huh?
Source Themes Tube