This was formed by distorting an image of a background on Pixabay.
Source Firkin
A dark striped seamless pattern suitable for use as a background on websites.
Source V. Hartikainen
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
This pack of filters can help you adding a blocky overlay to objects. May come handy at drawing blocks of stone.
Source Lazur URH
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Coming in at 666x666px, this is an evil big pattern, but nice and soft at the same time.
Source Atle Mo
Prismatic Curved Diamond Pattern 5 No Background
Source GDJ
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
Pixel by pixel, sharp and clean. Very light pattern with clear lines.
Source M.Ashok
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
A re-make of the Gradient Squares pattern.
Source Dimitar Karaytchev
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin