Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Looks like an old wall. I guess that’s it then?
Source Viahorizon
Zero CC tileable dry grass texture, photographed and made by me. CC0
Source Sojan Janso
Traced from a drawing in 'Household Stories from the Collection of the Brothers Grimm', Wilhelm Carl Grimm , 1882.
Source Firkin
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
This background pattern contains a seamless texture of bark. It's not very realistic, but I think it looks quite nice.
Source V. Hartikainen
An alternative colour scheme for the original seamless texture formed from an image on Pixabay.
Source Firkin
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
A background pattern with green vertical stripes. A new striped background pattern. This time a green one.
Source V. Hartikainen
Pixel by pixel, sharp and clean. Very light pattern with clear lines.
Source M.Ashok
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Prismatic Groovy Concentric Background 3
Source GDJ
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
It’s big, it’s gradient—and it’s square.
Source Brankic1979
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857
Source Firkin