Background pattern 245 (colour 5) #2188
 Green  CC 0

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

Source Firkin

 More Textures
Stone Wall & Yellow #1515
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Colorful Floral Background 3 #483
 Dark  CC 0

Colorful Floral Background 3

Source GDJ

Photography #1304
 Unknow  CC BY-SA 3.0

Neat little photography icon pattern.

Source Hossam Elbialy

Bright Squares #87
 Light  CC BY-SA 3.0

It’s okay to be square! A nice light gray pattern with random squares.

Source Waseem Dahman

Zig-zag pattern 4 #2415
 Grid  CC 0

A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.

Source Firkin

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

Metal Pole Rusty & Glod #1654
 Metal  CC 0

Metal-Rusty. CC0 License.

Source Unknow

Prismatic Abstract Geometric Background 5 #401
 Noise  CC 0

Prismatic Abstract Geometric Background 5

Source GDJ

Wood Web Background #870
 Wood  CC BY-SA 3.0

Here's a tile-able wood background image for use in web design.

Source V. Hartikainen

Stone Wall & Dark #1546
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Wheat #1695
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Guitarpick #1682
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Seamless Pink Background Texture #1233
 Pink  CC BY-SA 3.0

A seamlessly tileable pink background texture.

Source V. Hartikainen

Floral pattern 8 (colour 2) #2095
 Colorful  CC 0

Same flowers, dark background

Source Firkin

Background pattern 323 (colour 2) #1811
 Blue  CC 0

Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.

Source Firkin

Asfault 8 #1387
 Dark  CC 0

Gamedev - Asphalt textures. CC0 License.

Source Davit Masia

Decorative divider 219 #2231
 Dark  CC 0

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

Source Firkin

Vertical Cloth #597
 Dark  CC BY-SA 3.0

You just can’t get enough of the fabric patterns, so here is one more for your collection.

Source Krisp Designs

Paper 2 #2113
 Paper  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Stone Wall & Gray #1562
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Decorative divider 245 #2079
 Dark  CC 0

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

Source Firkin

[email protected] #668
 Dark  CC BY-SA 3.0

Your eyes can trip a bit from looking at this – use it wisely.

Source Michal Chovanec

Dirty Old Black [email protected] #854
 Dark  CC BY-SA 3.0

Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!

Source Paul Reulat

Rocky [email protected] #42
 Light  CC BY-SA 3.0

High detail stone wall with minor cracks and specks.

Source Projecteightyfive

Candyhole #356
 Light  CC BY-SA 3.0

It’s a hole, in a pattern. On your website. Dig it!

Source Josh Green

Decorative divider 205 #2381
 Dark  CC 0

Derived from a corner decoration itself found as a jpg on Pixabay.

Source Firkin

Brushed Aluminum #1388
 Metal  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Background pattern 8 (colour) #211
 Noise  CC 0

Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net

Source Firkin