Medium gray pattern with small strokes to give a weave effect.
Source Catherine
An abstract texture of black metal pipes (seamless).
Source V. Hartikainen
Seamless Prismatic Pythagorean Line Art Pattern No Background. A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
Real snow that tiles, not easy. This is not perfect, but an attempt.
Source Atle Mo
Use shift+alt+i on the selected rectangle in Inkscape to get the tile this is based on
Source Firkin
There are many carbon patterns, but this one is tiny.
Source Designova
An alternative colour scheme to the original seamless pattern.
Source Firkin
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
Prismatic Basic Pattern 2 No Background
Source GDJ
A black tile-able background with paper-like texture.
Source V. Hartikainen
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
A background pattern with blue on white vertical stripes.
Source V. Hartikainen
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
A free tileable background colored in off-white (antique white) color.
Source V. Hartikainen
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Retro Circles Background 4 No Black
Source GDJ
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin