From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
This background texture resembles stone. It may be used as a background on web pages or on some of their html elements (header, borders, menu bar, etc.). Just modify it for your needs.
Source V. Hartikainen
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
Continuing the geometric trend, here is one more.
Source Mike Warner
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks. https://cloaks.deviantart.com
Source Atle Mo
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
This tiled background comes in red and consists of tiles that look like gemstones. It is more for blogs or social profiles, I think.
Source V. Hartikainen
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
The name Paisley reminds me of an old British servant. That’s just me.
Source Swetha
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
Prismatic Polyskelion Pattern No Background
Source GDJ
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
The following free background pattern has glossy diagonal stripes as a texture to it, and it's colored in a light blue gray color. This background pattern is suitable for using in web design or any other graphic design projects. This applies to all background patterns here.
Source V. Hartikainen
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
A cute x, if you need that sort of thing.
Source Juan Scrocchi
A blue background wallpaper for websites. It has a seamless texture with vertical stripes. It looks quite nice not only when using as a tiled background on websites, but also on computer desktops.
Source V. Hartikainen
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
Prismatic Floral Background No Black
Source GDJ
Pattern Background, Texture, Photoshop Structure style CC0 texture.
Source Darkmoon1968
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod