From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
CC0 remixed from a drawing. Walter Crane, 1914, Firkin.
Source SliverKnight
Prismatic Curved Diamond Pattern 3 No Background
Source GDJ
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
Produced using the clouds, flames and glass blocks plug-ins in Paint.net and the resulting .PNG vectorised with Vector Magic.
Source Firkin
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
Remixed from a drawing in 'A Child of the Age', Francis Adams, 1894.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
This pack of filters can help you adding a blocky overlay to objects. May come handy at drawing blocks of stone.
Source Lazur URH
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ