If you’re sick of the fancy 3D, grunge and noisy patterns, take a look at this flat 2D brick wall.
Source Listvetra
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Zero CC tileable brick texture, photographed and made by me. CC0
Source Sojan Janso
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
A new one called white wall, not by me this time.
Source Yuji Honzawa
A repeating background of beige paper with vintage look. Repeats to infinity, as usual.
Source V. Hartikainen
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
From a drawing in 'A Guide to the Guildhall of the City of London', John Baddeley, 1898.
Source Firkin
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo
ZeroCC tileabel stone granite texture, edited from pixabay. CC0
Source Sojan Janso
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
This light yellow background pattern consists of an irregular pattern of spots. Here's a light background pattern with yellowish tint.
Source V. Hartikainen
Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ