Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Prismatic Groovy Concentric Background No Black
Source GDJ
An abstract texture of black metal pipes (seamless).
Source V. Hartikainen
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
This is the remix of "Strawberry Pattern Background" uploaded by "GDJ". Thanks. I realigned strawberries so as to get seamless and changed the BG color.
Source Yamachem
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
Sharp pixel pattern, just like the good old days.
Source Paridhi
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
From a drawing in 'Az Osztrák-Magyar Monarchia irásban és képben', 1885.
Source Firkin
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
A background pattern with wavy green vertical stripes. This one has green stripes on a white background. Download if you like it.
Source V. Hartikainen
Colour version of the original seamless pattern.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
A dark striped seamless pattern suitable for use as a background on websites.
Source V. Hartikainen
You were craving more leather, so I whipped this up by scanning a leather jacket.
Source Atle Mo
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
A seamless pattern formed from miutopia's cakes on a tablecloth.
Source Firkin
Crossing lines with a subtle emboss effect on a dark background.
Source Stefan Aleksić
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Black And White Floral Pattern Background Inverse
Source GDJ