Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
Zero CC plastic pattern texture, photographed and made by me. CC0 *Note, this texture was on the perfectly smooth surface of a plastic shovel scraper, not sure how to call it. Plz coment if you know what its called.
Source Sojan Janso
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Prismatic Abstract Geometric Background 2 No Black
Source GDJ
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
Prismatic Geometric Pattern Background
Source GDJ
Number five from the same submitter, makes my job easy.
Source Dima Shiper
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
From a drawing in 'Heroes of North African Discovery', Nancy Meugens, 1894.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
I scanned a paper coffee cup. You know, in case you need it.
Source Atle Mo
From a drawing in 'Kingsdene', Maria Fetherstonehaugh, 1878.
Source Firkin
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Remixed from a drawing in 'Jezebel's Daughter', Wilkie Collins 1880
Source Firkin
Prismatic Floral Background No Black
Source GDJ