A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
From a drawing in 'A Guide to the Guildhall of the City of London', John Baddeley, 1898.
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A new take on the black linen pattern. Softer this time.
Source Atle Mo
This background pattern contains a seamless texture of bark. It's not very realistic, but I think it looks quite nice.
Source V. Hartikainen
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
Prismatic Groovy Concentric Background 2
Source GDJ
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Sharp pixel pattern, just like the good old days.
Source Paridhi
ZeroCC tileable wood boards texture, photographed and made by me. CC0
Source Sojan Janso
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
Abstract Tiled Background Extended 8
Source GDJ
Prismatic Isometric Cube Wireframe Pattern No Background
Source GDJ
Love the style on this one, very fresh. Diagonal diamond pattern. Get it?
Source INS
Remixed from a drawing that was uploaded to Pixabay by ractapopulous
Source Firkin