The following orange background pattern resembles a honeycomb.
Source V. Hartikainen
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
Here's an yet another background for websites, with a seamless texture of wood planks this time.
Source V. Hartikainen
Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Inspired by a JPG that was uploaded to Pixabay by kokon_art
Source Firkin
Prismatic Floral Background No Black
Source GDJ
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
A repeating background of beige paper with vintage look. Repeats to infinity, as usual.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
Prismatic Chevrons Pattern 5 With Background
Source GDJ
Retro Circles Background 4 No Black
Source GDJ
Number five from the same submitter, makes my job easy.
Source Dima Shiper
Here's a tile-able wood background image for use in web design.
Source V. Hartikainen
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
As the original image 's page size is too large for its image size, I remixed it.
Source Yamachem
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin