This one is quite simple in design, it consists of vertical stripes layered on top of a seamless texture.
Source V. Hartikainen
A bit strange this one, but nice at the same time.
Source Diogo Silva
Alternative colour scheme for the original floral pattern.
Source Firkin
Abstract Tiled Background Extended 12
Source GDJ
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Prismatic Hexagonalism Pattern No Background
Source GDJ
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
Element of beach pattern with background.
Source Rones
Colour version that is close to the original drawing uploaded to Pixabay by pencilparker.
Source Firkin
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
Prismatic Abstract Line Art Pattern Background 2
Source GDJ
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
Here I have tried to create something that would look like maple wood. Not sure how well it's turned out, but at least it looks like wood.
Source V. Hartikainen