A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
To celebrate the new feature, we need some sparkling diamonds.
Source Atle Mo
Background formed from the original with an emboss effect.
Source Firkin
I’m starting to think I have a concrete wall fetish.
Source Atle Mo
Remixed from a drawing in 'Analecta Eboracensia', Thomas Widdrington, 1897.
Source Firkin
You know I’m a sucker for these. Well-crafted paper pattern.
Source Mihaela Hinayon
Square design drawn in Paint.net and vectorized in Vector Magic.
Source Firkin
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
The starting point for this was a texture drawn with the 'Radial Colors' plug-in in Paint.net.
Source Firkin
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
Prismatic Geometric Pattern Background No Black
Source GDJ
Similar to original, but without gaps in between the arrows. This seamless pattern was created from a rectangular tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Colourful background achieved with gradient fills.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
White circles connecting on a light gray background.
Source Mark Collins
A background pattern with blue on white vertical stripes.
Source V. Hartikainen
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock