Used a cherry by doctormo to make this seamless pattern
Source Firkin
A free seamless background image with a texture of dark red "canvas". It should look very nice on web sites.
Source V. Hartikainen
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Used a cherry by doctormo to make this seamless pattern
Source Firkin
Prismatic Geometric Pattern Background
Source GDJ
Prismatic Triangular Seamless Pattern III With Background
Source GDJ
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
A repeating background with seamless texture of stone. There haven't been any stone-like backgrounds for a while, so I have decided to create one more. The rest can be found in the appropriate category.
Source V. Hartikainen
8 by 8 pixels, and just what the title says.
Source pixilated
Pattern that came out of playing with the 'slinky' plug-in for Paint.net
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
It looks very nice I think.
Source V. Hartikainen
Nicely executed tiling for an interesting pattern.
Source Ignasi Àvila Padró
Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.
Source Tom McArdle
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
This is the remix of "Background pattern 115" uploaded by "Firkin".Thanks.
Source Yamachem
A dark brown fabric-like background texture with seamless pattern of winding stripes.
Source V. Hartikainen
Super dark, crisp and detailed. And a Kill Bill reference.
Source Badhon Ebrahim
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).
Source V. Hartikainen