Background pattern 239 #2218
 Dark  CC 0

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

Source Firkin

 More Textures
Halftone #1310
 Light  CC BY-SA 3.0

Halftone, not halfling. Got it?

Source Atle Mo

Arches #715
 Light  CC BY-SA 3.0

One more in the line of patterns inspired by Japanese/Asian styles. Smooth.

Source Kim Ruddock

Clean gray [email protected] #860
 Paper  CC BY-SA 3.0

On a large canvas you can see it tiling, but used on smaller areas, it’s beautiful.

Source Paul Phönixweiß

Dark Geometric #619
 Dark  CC BY-SA 3.0

Continuing the geometric trend, here is one more.

Source Mike Warner

Colorful Stripes Background #400
 Noise  CC 0

Colorful Stripes Background

Source GDJ

Wine glass background #2054
 Pink  CC 0

Remixed from an image on Pixabay uploaded by Prawny

Source Firkin

Decorative divider 217 #2233
 Dark  CC 0

Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.

Source Firkin

Black Linen #63
 Dark  CC BY-SA 3.0

In the spirit of WWDC 2011, here is a dark iOS inspired linen pattern.

Source Atle Mo

Diamond [email protected] #686
 Diamond  CC BY-SA 3.0

Everyone loves a diamond, right? Make your site sparkle.

Source AJ Troxell

Stone Wall & Yellow Glod #1571
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Embossed Paper #731
 Paper  CC BY-SA 3.0

One more from Badhon, sharp horizontal lines making an embossed paper feeling.

Source Badhon Ebrahim

Decorative divider #1996
 Dark  CC 0

From a drawing in 'Two Women in the Klondike', Mary Hitchcock, 1899.

Source Firkin

Natural [email protected] #834
 Paper  CC BY-SA 3.0

You know I’m a sucker for these. Well-crafted paper pattern.

Source Mihaela Hinayon

Leafy pattern 4 #1915
 Green  CC 0

Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.

Source Firkin

Concrete 2 Col #1466
 Gray  CC 0

Ground style CC0 texture.

Source StruffelProductions

Subtle Stripes #751
 Stripes  CC BY-SA 3.0

Vertical lines with a bumpy, yet crisp, feel to it.

Source Raasa

Stone Wall & Green #1483
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Old [email protected] #632
 Wall  CC BY-SA 3.0

A bit of scratched up grayness. Always good.

Source Josh Green

Cartographer #749
 Dark  CC BY-SA 3.0

A topographic map like this has actually been requested a few times, so here you go!

Source Sam Feyaerts

Stone Wall & Yellow #1516
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Brushed Alum #67
 Light  CC BY-SA 3.0

A light brushed aluminum pattern for your pleasure.

Source Tim Ward

Leaves #1669
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Floors & Dark #1617
 Wall  CC 0

Floors-Tiles. CC0 License.

Source Unknow

Prismatic Hypnotic Pattern No Background #571
 Noise  CC 0

Prismatic Hypnotic Pattern No Background

Source GDJ

Background pattern 302 (colour 2) #1893
 Dark  CC 0

The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.

Source Firkin

Prismatic Geometric Pattern Background #407
 Noise  CC 0

Prismatic Geometric Pattern Background

Source GDJ

Prismatic Abstract Background Design No [email protected] #790
 Noise  CC 0

Prismatic Abstract Background Design No Black

Source GDJ

Background pattern 308 (colour 5) #1869
 Blue  CC 0

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

Source Firkin

Prismatic Groovy Concentric Background 5 #465
 Dark  CC 0

Prismatic Groovy Concentric Background 5

Source GDJ