A seamless pattern based on a tile that can be achieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A textured orange background pattern with vertical stripes.
Source V. Hartikainen
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
Prismatic Abstract Geometric Background 4
Source GDJ
Prismatic Polka Dots Mark II 2 No Background
Source GDJ
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
More leather, and this time it’s bigger! You know, in case you need that.
Source Elemis
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
Prismatic Geometric Tessellation Pattern 3 No Background
Source GDJ
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Prismatic Polka Dots Mark II 2 No Background
Source GDJ
Just like your old suit, all striped and smooth.
Source Alex Berkowitz