A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Psychedelic Geometric Background No Black
Source GDJ
A subtle shadowed checkered pattern. Increase the lightness for even more subtle sexiness.
Source Josh Green
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Remixed from a drawing in 'Jezebel's Daughter', Wilkie Collins 1880
Source Firkin
Seamless Background For Websites. It has a texture similar to cork-board.
Source V. Hartikainen
A floral background formed from numerous clones of flower 117.
Source Firkin
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
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
A lovely light gray pattern with stripes and a dash of noise.
Source V. Hartikainen
A background pattern with a look of rough fabric.
Source V. Hartikainen
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ
A rusty grunge background for websites. Feel free to use it in your site's theme.
Source V. Hartikainen
A free seamless background pattern for use on websites.
Source V. Hartikainen
Prismatic Snowflakes Pattern No Background
Source GDJ
Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel