A version without colours blended together to give a different look.
Source Firkin
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Background formed from the original with an emboss effect
Source GDJ
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
Derived from an image that was uploaded to Pixabay by darkmoon1968
Source Firkin
Pass parameters to the URL or edit the source code variables to configure the graph paper for the division desired.
Source JayNick
Remixed from a drawing in 'Analecta Eboracensia', Thomas Widdrington, 1897.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin
A seamless background pattern of dark brown wood planks.
Source V. Hartikainen
Carbon fiber is never out of fashion, so here is one more style for you.
Source Alfred Lee
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
A pattern drawn in Paint.net and vectorized in Vector Magic.
Source Firkin
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
You may use it as is, or modify it as you like.
Source V. Hartikainen