Almost like little fish shells, or dragon skin.
Source Graphiste
Black version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prismatic Polka Dots Mark II No Background
Source GDJ
A repeating background of beige (or is it more vanilla yellow) textured stripes. One more background with stripes.
Source V. Hartikainen
Psychedelic Geometric Background No Black
Source GDJ
Prismatic Hypnotic Pattern No Background
Source GDJ
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
From drawing in 'Musings in Maoriland', Thomas Bracken, 1890.
Source Firkin
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Derived from a JPG that was uploaded to Pixabay by ractapopulous
Source Firkin
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
Derived from a drawing in 'Historiske Afhandlinger', Adolf Jorgensen, 1898.
Source Firkin
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.
Source Atle Mo
Almost like little fish shells, or dragon skin.
Source Graphiste
Prismatic Isometric Cube Wireframe Pattern No Background
Source GDJ
From a drawing in 'Hundert Jahre in Wort und Bild', S. Stefan, 1899.
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin
An abstract Background pattern of purple twisty patterns.
Source TikiGiki
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens