The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
Here's a bluish gray striped background pattern for use on web sites.
Source V. Hartikainen
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Black And White Floral Pattern Background Inverse
Source GDJ
Colour version of the original pattern.
Source Firkin
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
8 by 8 pixels, and just what the title says.
Source pixilated
Here's a brown background pattern with subtle stripes. I hope you'll like the color. If not, feel free to change it using an image editor, if you know how of course. Personally, I'm using GIMP to create these backgrounds.
Source V. Hartikainen
Zero CC Mossy stone tileable texture, photographed and made by me. CC0
Source Sojan Janso
I love the movie Pineapple Express, and I’m also liking this Pineapple right here.
Source Audee Mirza
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A free seamless background with pink spots.
Source V. Hartikainen
Fix and cc0 to get the tile this is based on.
Source SliverKnight
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
A nice and simple gray stucco material. Great on its own, or as a base for a new pattern.
Source Bartosz Kaszubowski
Remixed from a drawing that was uploaded to Pixabay by DavidZydd
Source Firkin
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
A dark metallic background with a pattern of stamped dots. Here's a dark "metallic" background pattern for you.
Source V. Hartikainen
Prismatic Triangular Seamless Pattern III With Background
Source GDJ