A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
This is a grid, only it’s noisy. You know. Reminds you of those printed grids you draw on.
Source Vectorpile
A seamless pattern formed from miutopia's cakes on a tablecloth.
Source Firkin
Prismatic Hypnotic Pattern No Background
Source GDJ
A lovely light gray pattern with stripes and a dash of noise.
Source V. Hartikainen
Did anyone say The Hoff? This pattern is in no way related to Baywatch.
Source Josh Green
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
The image depicts a seamless pattern of a fishnet with a plenty of fish.It may be a lucky charm for fishermen.
Source Yamachem
Here is a new seamless wood texture for using as blog or website backgrounds.
Source V. Hartikainen
The Grid. A digital frontier. I tried to picture clusters of information as they traveled through the computer.
Source Haris Šumić
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
You were craving more leather, so I whipped this up by scanning a leather jacket.
Source Atle Mo