CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
Remixed from a drawing in 'Works. Popular edition', John Ruskin, 1886.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
A seamless marble-like texture colored in light blue.
Source V. Hartikainen
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
A seamless background colored in pale orange. It has a paper like texture with diagonal grid pattern.
Source V. Hartikainen
The starting point for this was a texture drawn with the 'Radial Colors' plug-in in Paint.net.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Embossed lines and squares with subtle highlights.
Source Alex Parker
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
Nasty or not, it’s a nice pattern that tiles. Like they all do.
Source Badhon Ebrahim
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
Imagine you zoomed in 1000X on some fabric. But then it turned out to be a skeleton!
Source Angelica
Prismatic Hypnotic Pattern No Background
Source GDJ
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas