A lovely light gray pattern with stripes and a dash of noise.
Source V. Hartikainen
A background pattern with blue on white vertical stripes.
Source V. Hartikainen
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
A large (588x375px) sand-colored pattern for your ever-growing collection. Shrink at will.
Source Alex Tapein
Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
A new take on the black linen pattern. Softer this time.
Source Atle Mo
A seamless background of warped stripes on paper.
Source V. Hartikainen
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
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
Prismatic Groovy Concentric Background 5 No Black
Source GDJ
Prismatic Triangular Background Design Mark II 5
Source GDJ
Dare I call this a «flat pattern»? Probably not.
Source Dax Kieran
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
This one is amazing, truly original. Go use it!
Source Viahorizon
Colourful background achieved with gradient fills.
Source Firkin
A free grid paper background pattern for using on web sites.
Source V. Hartikainen
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin