From a drawing in 'Hubert Montreuil, or the Huguenot and the Dragoon', Francisca Ouvry, 1873.
Source Firkin
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
To celebrate the new feature, we need some sparkling diamonds.
Source Atle Mo
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal
Remixed from a PNG that was uploaded to Pixabay by VictorianLady
Source Firkin
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
Zero CC tileable ground cracked, crackled, texture, made by me.
Source Sojan Janso
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
Dare I call this a «flat pattern»? Probably not.
Source Dax Kieran
A dark background pattern/texture of a dimpled metal plate.
Source V. Hartikainen
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin