Iron [email protected] #588
 Dark  CC BY-SA 3.0

Sounds like something from World of Warcraft. Has to be good.

Source Tony Kinard

 More Textures
[email protected] #750
 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

Subtle Carbon #949
 Dark  CC BY-SA 3.0

There are many carbon patterns, but this one is tiny.

Source Designova

Burried #831
 Dark  CC BY-SA 3.0

Have you wondered about how it feels to be buried alive? Here is the pattern for it.

Source Hendrik Lammers

Prismatic Abstract Geometric Background 4 No [email protected] #443
 Dark  CC 0

Prismatic Abstract Geometric Background 4

Source GDJ

45-Degree Fabric #1
 Fabric  CC BY-SA 3.0

Medium gray fabric pattern with 45-degree lines going across.

Source Atle Mo

Subtle Striped Brown Background Pattern #940
 Stripes  CC BY-SA 3.0

Here's a brown background pattern with subtle stripes. I hope you'll like the color. If not, feel free to change it using an image editor, if you know how of course. Personally, I'm using GIMP to create these backgrounds.

Source V. Hartikainen

First Aid Kit #701
 Fabric  CC BY-SA 3.0

No, not the band but the pattern. Simple squares in gray tones, of course.

Source Atle Mo

Prismatic Snowflakes Pattern 3 No Background #413
 Light  CC 0

Prismatic Snowflakes Pattern 3 No Background

Source GDJ

White [email protected] #367
 Diamond  CC BY-SA 3.0

To celebrate the new feature, we need some sparkling diamonds.

Source Atle Mo

Page ornament #1993
 Dark  CC 0

From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.

Source Firkin

Wavy background #2020
 Green  CC 0

CC0 and a seamless pattern from a tile drawn in Paint.net .

Source SliverKnight

Concretia 1 #1408
 Gray  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

Decorative divider 240 #2086
 Dark  CC 0

From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.

Source Firkin

Square Flower #1691
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

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

A bit of scratched up grayness. Always good.

Source Josh Green

Background pattern 225 (colour 4) #2324
 Green  CC 0

Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.

Source Firkin

Floral design 95 #1790
 Green  CC 0

From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.

Source Firkin

Light Gray #1203
 Gray  CC BY-SA 3.0

Like the name says, light and gray, with some small dots and circles.

Source Brenda Lay

Gold [email protected] #285
 Light  CC BY-SA 3.0

More Japanese-inspired patterns, Gold Scales this time.

Source Josh Green

Diamond pattern (colour 2) #2284
 Green  CC 0

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

Source Firkin

Green and Yellow Lines on White Background #1000
 Stripes  CC BY-SA 3.0

A seamless pattern with green and yellow diagonal lines on top of a white dotted background.

Source V. Hartikainen

Diagonal Striped [email protected] #680
 Stripes  CC BY-SA 3.0

Might not be super subtle, but quite original in its form.

Source Alex Smith

Graphy #350
 Grid  CC BY-SA 3.0

Looks like a technical drawing board: small squares forming a nice grid.

Source We Are Pixel8

Background pattern 269 #2062
 Dark  CC 0

A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

Decorative divider 254 #2040
 Dark  CC 0

Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857

Source Firkin