Turn your site into a dragon with this great scale pattern.
Source Alex Parker
This seamless background image should look nice on websites. It has a dark blue gray texture with vertical stripes, it tiles seamlessly and, like all of the background images here, it's free. So, if you like it, take it!
Source V. Hartikainen
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
Sharp but soft triangles in light shades of gray.
Source Pixeden
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
Pattern formed from simple shapes. Black version.
Source Firkin
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Background formed from the iconic plastic construction bricks that gave me endless hours of fun when I was a lad.
Source Firkin
Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A brown metallic grid pattern layered on top of a dark fabric texture. It should look great when using as a tiled background on web pages, especially blogs.
Source V. Hartikainen
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Can’t believe we don’t have this in the collection already! Slick woven pattern with crisp details.
Source Max Rudberg
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Zero CC tileable yellow craft paper; scanned and made by me. CC0
Source Sojan Janso
The following orange background pattern resembles a honeycomb.
Source V. Hartikainen
Colourful background achieved with gradient fills.
Source Firkin