Prismatic Basic Pattern 2 No Background
Source GDJ
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
Did anyone say The Hoff? This pattern is in no way related to Baywatch.
Source Josh Green
CC0 and seamless wellington boot pattern.
Source SliverKnight
Sometimes you just need the simplest thing.
Source Fabricio
A nice and simple gray stucco material. Great on its own, or as a base for a new pattern.
Source Bartosz Kaszubowski
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo
Crossing lines with a subtle emboss effect on a dark background.
Source Stefan Aleksić
Colourful background achieved with gradient fills.
Source Firkin
This white background pattern has a seamless grunge style texture. Here's a white grunge style background pattern. Use it as a tiled background image on web sites or for other purposes.
Source V. Hartikainen
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Background pattern made in "Grunge-Like" style. Available in both SVG and JPG formats. Edit to your needs then click the download button.
Source V. Hartikainen
Light and tiny, just the way you like it.
Source Rohit Arun Rao
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Remixed from a PNG that was uploaded to Pixabay by gingertea
Source Firkin
Derived from an image that was uploaded to Pixabay by pugmom40
Source Firkin
Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
A free seamless background image with a texture of dark red "canvas". It should look very nice on web sites.
Source V. Hartikainen
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy
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