Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
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
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
Prismatic Abstract Geometric Background 4 No Black
Source GDJ
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
Here's a new paper-like background for free use on personal and commercial projects (this applies to all background patterns here).
Source V. Hartikainen
Here's a quite bright pink background pattern for use on websites. It doesn't look like a real fur, but it definitely resembles one.
Source V. Hartikainen
This one needs to be used in small areas; you can see it repeat.
Source Luca
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
It’s big, it’s gradient—and it’s square.
Source Brankic1979
Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan