Gravel #1367
 Unknow  CC 0

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

Source Linolafett

 More Textures
Tileable [email protected] #656
 Wood  CC BY-SA 3.0

Not so subtle. These tileable wood patterns are very useful.

Source Elemis

Retro Circles Background [email protected] #429
 Noise  CC 0

Retro Circles Background 6

Source GDJ

My Little Plaid #332
 Light  CC BY-SA 3.0

Repeating squares overlapping.

Source Pete Fecteau

Prismatic Polka Dots 3 No [email protected] #529
 Noise  CC 0

Prismatic Polka Dots 3 No Background

Source GDJ

Grunge For Surfaces 2 #1399
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

stone filter pack #154
 Stone  CC 0

This pack of filters can help you adding a blocky overlay to objects. May come handy at drawing blocks of stone.

Source Lazur URH

Decorative divider 274 #1922
 Dark  CC 0

Redrawn based on a drawing in 'По Сѣверо-Западу Россіи' Konstantin Sluchevsky, 1897.

Source Firkin

Mosaic tile #2481
 Brown  CC 0

From a drawing in 'Handbook of the excursions proposed to be made by the Lincoln Diocesan Architectural Society, on the 27th and 28th of May, 1857', Edward Trollope, 1857.

Source Firkin

Floral design 98 (colour) #1781
 Green  CC 0

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

Source Firkin

Background pattern 226 (colour 4) #2319
 Green  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

Mix & Black Pattern #1634
 Metal  CC 0

Metal-Plain or Painted. CC0 License.

Source Unknow

Green Fibers #91
 Dark  CC BY-SA 3.0

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

Source Matteo Di Capua

Prismatic Isometric Cube Extra Pattern No [email protected] #789
 Light  CC 0

Prismatic Isometric Cube Extra Pattern No Background

Source GDJ

Wall #1245
 Wall  CC 0

Zerro CC tillable texture of stones photographed and made by me. CC0

Source Sojan Janso

Wood 8 #1452
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Background pattern 223 (colour 2) #2352
 Blue  CC 0

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

Source Firkin

Wallpaper Tile 13 #240
 Light  CC 0

An abstract Background pattern of purple twisty patterns.

Source TikiGiki

Dotnoise Light [email protected] #309
 Wall  CC BY-SA 3.0

Sort of like the back of a wooden board. Light, subtle, and stylish, just the way we like it!

Source Nikolalek

Retro Squares Background [email protected] #798
 Noise  CC 0

Retro Squares Background 6

Source GDJ

Wooden Background For Websites #873
 Wood  CC BY-SA 3.0

This background has abstract texture with some similarities to wood.

Source V. Hartikainen

Floral background #1975
 Colorful  CC 0

Remixed from a drawing in 'Analecta Eboracensia', Thomas Widdrington, 1897.

Source Firkin

Abstract Arbitrary Geometric [email protected] #498
 Noise  CC 0

Abstract Arbitrary Geometric Background derived from an image on Pixabay.

Source GDJ

Grey Jean #1036
 Gray  CC BY-SA 3.0

This is one good-looking pattern. Grab it!

Source Omur Uluask

Wood 11 #1456
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Floral pattern 6 #2461
 Fabric  CC 0

A pattern formed from a photograph of a 16th century ceramic tile.

Source Firkin

Abstract Ellipses Background Grayscale #378
 Dark  CC 0

Abstract Ellipses Background Grayscale

Source GDJ

Plain & Walnut Flame #1357
 Wood  CC 0

CC0 for Free, hope you like it.

Source Yethiel

Pixel [email protected] #1155
 Unknow  CC BY-SA 3.0

Clean and crisp lines all over the place. Wrap it up with this one.

Source Dax Kieran

AZ Subtle #990
 Light  CC BY-SA 3.0

The A – Z of Subtle? Up to you.

Source Anli