From a drawing in 'Danmarks Riges Historie af J. Steenstrup, Kr. Erslev, A. Heise, V. Mollerup, J. A. Fridericia, E. Holm, A. D. Jørgensen', 1897.
Source Firkin
Prismatic Curved Diamond Pattern 5 No Background
Source GDJ
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Background formed from the original with an emboss effect.
Source Firkin
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This background image has seamless texture that resembles a surface of gray stone.
Source V. Hartikainen
A textured blue background pattern with vertical stripes.
Source V. Hartikainen
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin
No relation to the band, but damn it’s subtle!
Source Thomas Myrman
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Prismatic Abstract Geometric Background derived from an image on Pixabay.
Source GDJ
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I. Version with black background.
Source Firkin
Prismatic Groovy Concentric Background 5 No Black
Source GDJ
If you’re sick of the fancy 3D, grunge and noisy patterns, take a look at this flat 2D brick wall.
Source Listvetra
Prismatic Abstract Geometric Background 2 No Black
Source GDJ