From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Similar to original, but without gaps in between the arrows. This seamless pattern was created from a rectangular tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Zero CC tileable pine bark texture, photographed and made by me. CC0
Source Sojan Janso
Prismatic Geometric Pattern Background 2
Source GDJ
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Abstract Tiled Background Extended 6
Source GDJ
Black paper texture, based on two different images.
Source Atle Mo
Based from Design Kindle
If you want png files of thisu can download them here :
Source Viscious-Speed
An abstract pale yellow paper-like background with stains colored in yellow and green.
Source V. Hartikainen
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
A green background pattern with warped vertical stripes and a grunge look.
Source V. Hartikainen
Sharp but soft triangles in light shades of gray.
Source Pixeden
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
ZeroCC tileabel stone granite texture, edited from pixabay. CC0
Source Sojan Janso
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
This ons is quite old school looking. Retro, even. I like it.
Source Arno Declercq
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin