A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Neat little photography icon pattern.
Source Hossam Elbialy
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
This ons is quite old school looking. Retro, even. I like it.
Source Arno Declercq
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
This pattern comes in orange, and it looks as if it is "made of glass".
Source V. Hartikainen
Here's a camo print with more tan and less green, such as might be used in a desert scenario. This is tileable, so it can be used as a wallpaper or background.
Source Eady
Embossed lines and squares with subtle highlights.
Source Alex Parker
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Original seamless pattern with an Inkscape filter.
Source Firkin
A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.
Source Graphiste
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
A smooth mid-tone gray, or low contrast if you will, linen pattern.
Source Jordan Pittman