Dark Stitched Leather Background #1121
 Leather  CC BY-SA 3.0

A seamless dark leather-like background texture with diagonal lines that look like stitches.

Source V. Hartikainen

 More Textures
Seamless Paper Texture #1317
 Paper  CC BY-SA 3.0

Try this classic seamless paper.

Source Merry

Quilt #651
 Light  CC BY-SA 3.0

Not sure what this is, but it looks good!

Source Josh Green

Green [email protected] #92
 Dark  CC BY-SA 3.0

The green fibers pattern will work very well in grayscale as well.

Source Matteo Di Capua

Fruit on a branch #1969
 Dark  CC 0

From a drawing in 'Line and form', Walter Crane, 1914.

Source Firkin

Diamond pattern (colour 9) #2269
 Fabric  CC 0

From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

Background pattern blue #1949
 Blue  CC 0

To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.

Source Firkin

Background pattern 226 #2321
 Brown  CC 0

A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.

Source Firkin

Fruit pattern 4 #2453
 Pink  CC 0

A chequerboard pattern with a fruit theme. The fruits are from a posting by inkscapeforum.it.

Source Firkin

Connected #348
 Light  CC BY-SA 3.0

White circles connecting on a light gray background.

Source Mark Collins

Tiny [email protected] #892
 Light  CC BY-SA 3.0

You know, tiny and sharp. I’m sure you’ll find a use for it.

Source Atle Mo

Background pattern 308 (colour 4) #1868
 Green  CC 0

Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.

Source Firkin

[email protected] #297
 Grid  CC BY-SA 3.0

A subtle shadowed checkered pattern. Increase the lightness for even more subtle sexiness.

Source Josh Green

“Transparent” Background [email protected] #494
 Light  CC 0

An emulated “transparent” background pattern, like that of all kinds of computer graphics software.

Source AdamStanislav

Background pattern black #2026
 Dark  CC 0

Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

Concrete #1361
 Wall  CC 0

Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!

Source Linolafett

Subtle White [email protected] #1104
 Light  CC BY-SA 3.0

This one is amazing, truly original. Go use it!

Source Viahorizon

Background pattern 315 (colour 3) #1843
 Green  CC 0

The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

Smooth [email protected] #28
 Light  CC BY-SA 3.0

Some rectangles, a bit of dust and grunge, plus a hint of concrete.

Source Atle Mo

Gears pattern 4 (colour 2) #2237
 Red  CC 0

A seamless pattern formed from gears.

Source Firkin

Dungeons & Flagons 6 #1422
 Diamond  CC 0

Gamedev - Floors Textures. CC0 License.

Source Davit Masia

Axiom [email protected] #331
 Grid  CC BY-SA 3.0

Not even 1kb, but very stylish. Gray thin lines.

Source Struck Axiom

Cutcube #629
 Diamond  CC BY-SA 3.0

Cubes, geometry, 3D. What’s not to love?

Source Michael Atkins

Batik Parang Rusak Seamless Pattern(faqeeh)-remix #2450
 Dark  CC 0

As the original image 's page size is too large for its image size, I remixed it.

Source Yamachem

Flourish decorative divider #1732
 Dark  CC 0

Remixed from an image that was uploaded to Pixabay by Pixeline

Source Firkin

Background pattern 245 (colour 3) #2190
 Blue  CC 0

This was formed by distorting an image of a background on Pixabay.

Source Firkin

Seamless Core Pattern 10 #171
 Dark  CC 0

Seamless Core Pattern 10

Source GDJ

Floral background 10 #2046
 Yellow  CC 0

Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.

Source Firkin

Textured Paper Background (Vanilla Yellow) #1219
 Yellow  CC BY-SA 3.0

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