Embossed lines and squares with subtle highlights.
Source Alex Parker
Black brick wall pattern. Brick your site up!
Source Alex Parker
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Zero CC tileable bark texture, photographed and made by me. CC0
Source Sojan Janso
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Fix and cc0 to get the tile this is based on.
Source SliverKnight
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
A repeatable image with dark background and metal grid pattern.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
Prismatic Abstract Geometric Background 3
Source GDJ
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
By popular request, an outline version of the pentagon pattern.
Source Atle Mo
Here's a subtle marble-like background for use on websites.
Source V. Hartikainen
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin