Formed from decorative divider 184 in paint.net. Vectorised with Vector Magic.
Source Firkin
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
The basic shapes never get old. Simple triangle pattern.
Source Atle Mo
A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
A seamless gray background texture suitable for use on websites. To me, it has the look of stone. Feel free to modify it to meet your needs (by making it a bit lighter or darker, for example).
Source V. Hartikainen
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić
Retro Circles Background 8 No Black
Source GDJ
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
It was called Navy Blue, but I made it dark. You know, the way I like it.
Source Ethan Hamilton
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Derived from an image that was uploaded to Pixabay by pugmom40
Source Firkin
A dark metal plate with an embossed grid pattern and a bit of rust. Here's a dark metal plate texture for use as a tiled background on web pages.
Source V. Hartikainen
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857
Source Firkin
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
The name is totally random, but hey, it sounds good.
Source Atle Mo
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac