Inspired by a pattern I saw in a 19th century book. This seamless pattern was created from a square tile. To get the tile, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Abstract Ellipses Background Grayscale
Source GDJ
Based on an image that was uploaded to Pixabay by devanath
Source Firkin
A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
Classic vertical lines, in all its subtlety.
Source Cody L
From a drawing in 'Bond Slaves. The story of a struggle.', Isabella Varley, 1893.
Source Firkin
By popular request, an outline version of the pentagon pattern.
Source Atle Mo
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
Psychedelic Geometric Background No Black
Source GDJ
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Did anyone say The Hoff? This pattern is in no way related to Baywatch.
Source Josh Green
A seamless pattern formed from a tile made from ornament 22. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
A pale yellow background pattern with vertical stripes. The stripes are partially faded. I think this background image turned out pretty well, especially those faded stripes.
Source V. Hartikainen
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen