A dark metal plate with an embossed grid pattern and a bit of rust. Here's a dark metal plate texture for use as a tiled background on web pages.
Source V. Hartikainen
Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
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
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A brown seamless wood texture in a form of stripe pattern. The result has turned out pretty well, in my opinion.
Source V. Hartikainen
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
A seamless pattern formed from a square tile based on a jpg on Pixabay. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
A pattern drawn in Paint.net and vectorized in Inkscape.
Source Firkin
Bright gray tones with a hint of some metal surface.
Source Hendrik Lammers
A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.
Source Atle Mo
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
You guessed it – looks a bit like cloth.
Source Peax Webdesign
Prismatic Geometric Pattern Variation 2 With Background
Source GDJ
A gray background pattern with a texture of textile. Suits perfectly for web design.
Source V. Hartikainen
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.
Source Firkin
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
Spice up your next school project with this icon background.
Source Swetha
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova