A seamless pattern the starting point for which was a 'light rays' rendering in Paint.net.
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
Prismatic Chevrons Pattern 5 With Background
Fabric is never out of style.
Source Ufuk Sarp Selçok
Random Binary Background
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Metal-Rusty & Rustymetal. CC0 License.
Light gray pattern with a thin pinstripe.
Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
Derived from an image that was uploaded to Pixabay by Darkmoon1968
The image depicts a seamless pattern of pine tree leaves.
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A pattern formed from a photograph of a 16th century ceramic tile.
Feel free to use this seamless background texture as a background on a web site. It's colored in a light pink color and is seamlessly tile-able.
Source V. Hartikainen
A seamless pattern formed from a sports car on clker.com. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Remixed from an image on Pixabay uploaded by Prawny
From a drawing in 'Uit de geschiedenis der Heilige Stede te Amsterdam', Yohannes Sterck, 1898.
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Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Prismatic Groovy Concentric Background 2
A textured orange background pattern with vertical stripes.
Source V. Hartikainen
Remixed from a drawing in 'Kulturgeschichte der Deutschen im Mittelalter' Franz von Loeher, 1891. The unit tile can be had by selecting the rectangle in Inkscape and using shift-alt-i
The basic shapes never get old. Simple triangle pattern.
Source Atle Mo
Redrawn based on a drawing in 'По Сѣверо-Западу Россіи' Konstantin Sluchevsky, 1897.
Metal-Plain or Painted. CC0 License.
Dark pattern with some nice diagonal stitched lines crossing over.
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Formed in Paint.net and vectorised in Vector Magic.
Incoming catena. Stone & well. CC0 texture.
Inspired by a design found in 'Konstantinápolyi emlékeim', Miklos Chriszto, 1893.
Prismatic Polka Dots Mark II 3 No Background
Sakura Blossoms Background
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.