You know I’m a sucker for these. Well-crafted paper pattern.
Source Mihaela Hinayon
This one is amazing, truly original. Go use it!
Source Viahorizon
A free background image with a seamless texture of cardboard. This texture of cardboard looks quite realistic, especially when is actually tiled.
Source V. Hartikainen
Black brick wall pattern. Brick your site up!
Source Alex Parker
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
Feel free to use this seamless background texture as a background on a web site. It's colored in a light pink color and is seamlessly tile-able.
Source V. Hartikainen
Derived from an image that was uploaded to Pixabay by darkmoon1968
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
The tile this is based on was adapted from an image that was uploaded to Pixabay by frolicsomepl. It can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
A free seamless texture of reptile skin colored in a dark brown color. As always, you may use it as a repeated background image in your web design works, or for any other purposes.
Source V. Hartikainen
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
Bright Multicolored Floral Background by Karen Arnold from PDP.
Source GDJ
Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin
Based on an image that was uploaded to Pixabay by devanath
Source Firkin
ZeroCC tileable mossy (lichen) stone texture, edited from pixabay. CC0
Source Sojan Janso
A chequerboard pattern with a fruit theme. The fruits are from a posting by inkscapeforum.it.
Source Firkin
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous