Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
A pale yellow background pattern with vertical stripes. The stripes are partially faded. I think this background image turned out pretty well, especially those faded stripes.
Source V. Hartikainen
Alternative colour scheme for the original floral pattern.
Source Firkin
Prismatic Hypnotic Pattern No Background
Source GDJ
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use 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
Black brick wall pattern. Brick your site up!
Source Alex Parker
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
Prismatic Abstract Background Design
Source GDJ
Sometimes you just need the simplest thing.
Source Fabricio
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Seamless SVG vector and JPG backgrounds with faded diagonal stripes. The colors are editable.
Source V. Hartikainen
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
ZeroCC tileable wood boards texture, photographed and made by me. CC0
Source Sojan Janso
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
A seamless textured paper for backgrounds. Colored in pale orange hues.
Source V. Hartikainen
Drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
The tile this is based on was adapted from an image that was uploaded to Pixabay by frolicsomepl. It can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus