This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
It looks like a polished stone surface to me. Download it for free, as always.
Source V. Hartikainen
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
Prismatic Curved Diamond Pattern 3 No Background
Source GDJ
A frame using leaves from an image that was uploaded to Pixabay by mayapujiati
Source Firkin
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
A new one called white wall, not by me this time.
Source Yuji Honzawa
Derived from a drawing in 'The Murmur of the Shells', Samuel Cowen, 1879.
Source Firkin
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Used the 6th circle pattern designed by Viscious-Speed to create a print that can be used for card making or scrapbooking. Save as a PDF file for the best printing option.
Source Lovinglf
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
The perfect pattern for all your blogs about type, or type-related matters.
Source Atle Mo
The image depicts a seamless pattern which includes hexagonally-aligned gourds with BG in light-brown.
Source Yamachem
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
This background has abstract texture with some similarities to wood.
Source V. Hartikainen