Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
Retro Circles Background 7 No Black
Source GDJ
The original enhanced with one of Inkscapes's filters.
Source Firkin
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
A classic dark tile for a bit of vintage darkness.
Source Listvetra
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868.
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Prismatic Hexagonalism Pattern No Background
Source GDJ
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
A textured orange background pattern with vertical stripes.
Source V. Hartikainen
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
The image depicts a seamless pattern which includes hexagonally-aligned gourds with BG in light-brown.
Source Yamachem
A white version of the very popular linen pattern.
Source Ant Ekşiler
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
A version without colours blended together to give a different look.
Source Firkin
A free black metallic background pattern. Here's a new pattern I made that looks metallic.
Source V. Hartikainen
This one is quite simple in design, it consists of vertical stripes layered on top of a seamless texture.
Source V. Hartikainen
Kaleidoscope Prismatic Abstract No Background
Source GDJ