Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
A subtle shadowed checkered pattern. Increase the lightness for even more subtle sexiness.
Source Josh Green
A lot of people like the icon patterns, so here’s one for your restaurant blog.
Source Andrijana Jarnjak
Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
CC0 and seamless wellington boot pattern.
Source SliverKnight
A seamless pattern formed from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A seamless pattern drawn originally in Paint.net by distorting a slice of background pattern 116 and copying the resulting triangle numerous times.
Source Firkin
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki
The base gradient edited so now more details are rendered.
Source Lazur URH
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Number 1 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Fix side and a seamless pattern formed from circles.
Source SliverKnight
Alternative colour scheme for the original floral pattern.
Source Firkin
From a drawing in 'Uit de geschiedenis der Heilige Stede te Amsterdam', Yohannes Sterck, 1898.
Source Firkin
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Nicely executed tiling for an interesting pattern.
Source Ignasi Àvila Padró
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A series of 5 patterns. That’s what the P stands for, if you didn’t guess it.
Source Dima Shiper
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin