Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Black And White Floral Pattern Background Inverse
Source GDJ
Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin
A seamless pattern drawn originally in Paint.net by distorting a slice of background pattern 116 and copying the resulting triangle numerous times.
Source Firkin
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
The image depicts the Japanese Edo pattern called "seigaiha" or "青海波" meaning "blue -sea- wave".I hope it's suitable for the summer season.
Source Yamachem
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
Prismatic Geometric Pattern Background 2 No Black
Source GDJ
Prismatic Abstract Geometric Background 5
Source GDJ
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Prismatic Isometric Cube Wireframe Pattern No Background
Source GDJ
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
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
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy