Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
A repeating gloomy background image. This one consists of a pattern of black chains layered on top of a dark textured background.
Source V. Hartikainen
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Prismatic Rounded Squares Grid 3 No Background
Source GDJ
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin
From drawing in 'Musings in Maoriland', Thomas Bracken, 1890.
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
Background pattern originally a PNG drawn in Paint.net
Source Firkin
A seamless striped fabric-like texture colored in a dark reddish brown color.
Source V. Hartikainen
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
This is a grid, only it’s noisy. You know. Reminds you of those printed grids you draw on.
Source Vectorpile
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This seamless light brown background texture resembles a wallpaper with vertical stripes. One way to use it is as a tiled background on web sites.
Source V. Hartikainen
Retro Circles Background 5 No Black
Source GDJ
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees