Non-seamless pattern drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Gold Triangular Seamless Pattern No Background
Source GDJ
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Wild Oliva or Oliva Wilde? Darker than the others, sort of a medium dark pattern.
Source Badhon Ebrahim
Light and tiny, just the way you like it.
Source Rohit Arun Rao
Coming in at 666x666px, this is an evil big pattern, but nice and soft at the same time.
Source Atle Mo
From an image on opengameart.org shared by rubberduck.
Source Firkin
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
Honestly, who does not like a little pipe and mustache?
Source Luca Errico
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
A repeating background of thick textured paper. Actually, it turned out to look like something between a paper and fabric.
Source V. Hartikainen
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Pattern formed from simple shapes. Black version.
Source Firkin
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica