This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
Lovely pattern with splattered vintage speckles.
Source David Pomfret
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Sharp pixel pattern, just like the good old days.
Source Paridhi
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Colorful Floral Background 3 No Black
Source GDJ
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
A white version of the very popular linen pattern.
Source Ant Ekşiler
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
A textured orange background pattern with vertical stripes.
Source V. Hartikainen
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin