Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
This is a seamless pattern of regular hexagon which has a honeycomb structure.
Source Yamachem
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
Prismatic Groovy Concentric Background 5 No Black
Source GDJ
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Old China with a modern twist, take two.
Source Adam Charlts
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
Prismatic Hexagonalist Pattern No Background
Source GDJ
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Zero CC tileable hard cover green book, scanned and made by me. CC0
Source Sojan Janso
Prismatic Abstract Geometric Background 5
Source GDJ
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
From a design in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.
Source Firkin
Zero CC tileable grass texture, photographed and made by me. CC0
Source Sojan Janso
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
Alternative colour scheme for the original floral pattern.
Source Firkin
A free background image with a seamless texture of cardboard. This texture of cardboard looks quite realistic, especially when is actually tiled.
Source V. Hartikainen