Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Zero CC tileable hard cover green book, scanned and made by me. CC0
Source Sojan Janso
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Very dark pattern with some noise and 45-degree lines.
Source Stefan Aleksić
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Looks like an old wall. I guess that’s it then?
Source Viahorizon
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
A seamless pattern of dark bricks. Maybe it's not very realistic, but it looks good in my opinion.
Source V. Hartikainen
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i
Source Firkin
Abstract Tiled Background Extended 10
Source GDJ
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
A background tile of dark textile. Made this a long time ago and just now decided to publish it.
Source V. Hartikainen