Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A background pattern with wavy green vertical stripes. This one has green stripes on a white background. Download if you like it.
Source V. Hartikainen
This light blue background pattern is quite pleasing to the eye, it consists of a tiny rough grid pattern, which is seamless by design. That's it, if you like the color, you can use this seamless pattern in a web design without making any further modifications to it.
Source V. Hartikainen
One more in the line of patterns inspired by Japanese/Asian styles. Smooth.
Source Kim Ruddock
To celebrate the new feature, we need some sparkling diamonds.
Source Atle Mo
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.
Source Graphiste
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
The original enhanced with some gradients.
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin
A seamless paper background colored in pale yellow.
Source V. Hartikainen
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
Same classic 45-degree pattern, dark version.
Source Luke McDonald
Use shift+alt+i on the selected rectangle in Inkscape to get the tile this is based on
Source Firkin
The image is a seamless pattern of a fishnet.
Source Yamachem
A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).
Source V. Hartikainen