Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Derived from a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
This could be a hippy vintage wallpaper.
Source Tileable Patterns
If you’re sick of the fancy 3D, grunge and noisy patterns, take a look at this flat 2D brick wall.
Source Listvetra
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
From a drawing in 'Uit de geschiedenis der Heilige Stede te Amsterdam', Yohannes Sterck, 1898.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
This one is so simple, yet so good. And you know it. Has to be in the collection.
Source Gluszczenko
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
This is the remix of an OCAL clipart called "Art Nouveau ornament" uploaded by "microcosme".Thanks.This is a seamless pattern of an Art Nouveau ornament.
Source Yamachem
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
Utilising a bird from s-light and some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
8 by 8 pixels, and just what the title says.
Source pixilated