CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Remixed from a drawing in 'A Girl in Ten Thousand', Elizabeth Meade, 1896.
Source Firkin
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
Prismatic Polyskelion Pattern No Background
Source GDJ
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
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
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Element of beach pattern with background.
Source Rones
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
This is a more minute version of "fishnet 01".The image depicts a seamless pattern of a fishnet with a plenty of fish.It may be a lucky charm for fishermen.
Source Yamachem
Tweed is back in style – you heard it here first. Also, the @2X version here is great!
Source Simon Leo
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
This one is quite simple in design, it consists of vertical stripes layered on top of a seamless texture.
Source V. Hartikainen
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
As the original image 's page size is too large for its image size, I remixed it.
Source Yamachem
Psychedelic Geometric Background No Black
Source GDJ
A seamless stone-like background for blogs or any other type of websites.
Source V. Hartikainen
Prismatic Geometric Tessellation Pattern No Background
Source GDJ