Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A comeback for you: the popular Escheresque, now in black.
Source Patten
U.S.-based National Fire Protection Association standard fire diamond for flagging risks posed by hazardous materials. The red diamond has a number 0-4 depending on flammability. The blue diamond has a number 0-4 depending on health hazard. The yellow has a number 0-4 depending on reactivity. the white square has a special notice, e.g OX for oxidizer.
Source Firkin
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Light and tiny, just the way you like it.
Source Rohit Arun Rao
A background pattern with blue on white vertical stripes.
Source V. Hartikainen
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry
Submitted in a cream color, but you know how I like it.
Source Devin Holmes
Sometimes you just need the simplest thing.
Source Fabricio
Prismatic Groovy Concentric Background
Source GDJ
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
Same classic 45-degree pattern, dark version.
Source Luke McDonald
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Retro Circles Background 8 No Black
Source GDJ
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This background image is great for using in web design or graphic design projects. And don't forget to visit the homepage. I frequently update this resource with fresh tileable backgrounds.
Source V. Hartikainen
This is the third pattern called Dark Denim, but hey, we all love them!
Source Brandon Jacoby
Colourful background achieved with gradient fills.
Source Firkin
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
Light square grid pattern, great for a “DIY projects” sort of website, maybe?
Source Rafael Almeida