Wheat #1695
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

 More Textures
Floral design 99 #1776
 Dark  CC 0

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

Source Firkin

Decorative divider 244 #2080
 Dark  CC 0

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

Source Firkin

Background pattern #2000
 Dark  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

Prismatic Basic Pattern 2 No Background #447
 Noise  CC 0

Prismatic Basic Pattern 2 No Background

Source GDJ

Small Crackle [email protected] #353
 Light  CC BY-SA 3.0

Light gray pattern with an almost wall tile-like appearance.

Source Markus Tinner

Brick #1378
 Wall  CC 0

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

Source Linolafett

Prismatic Groovy Concentric Background 4 No [email protected] #464
 Noise  CC 0

Prismatic Groovy Concentric Background 4 No Black

Source GDJ

Wood Chips 2 #2100
 Unknow  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Atomicfrogs #1670
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Fabric Pattern with Stitch Holes #1163
 Fabric  CC BY-SA 3.0

A grayscale fabric pattern with vertical lines of stitch holes.

Source V. Hartikainen

"Black Chains", Gloomy Background #1082
 Metal  CC BY-SA 3.0

A repeating gloomy background image. This one consists of a pattern of black chains layered on top of a dark textured background.

Source V. Hartikainen

Leafy pattern 14 #1717
 Dark  CC 0

Derived from an image on Pixabay from Merio

Source Firkin

Stone Wall & Yellow #1572
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Repeating Wood Straw Background #887
 Wood  CC BY-SA 3.0

A repeating background with wood/straw like texture.

Source V. Hartikainen

Wood 8b #1453
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Brushed Alum [email protected] #66
 Dark  CC BY-SA 3.0

Because I love dark patterns, here is Brushed Alum in a dark coating.

Source Tim Ward

Background pattern 332 #1742
 Noise  CC 0

The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i

Source Firkin

Subtle [email protected] #926
 Light  CC BY-SA 3.0

Super subtle indeed, a medium gray pattern with tiny dots in a grid.

Source Designova

Debut Light #1012
 Light  CC BY-SA 3.0

Classic 45-degree pattern, light version.

Source Luke McDonald

Subtle Dark [email protected] #608
 Dark  CC BY-SA 3.0

Classic vertical lines, in all its subtlety.

Source Cody L

Retro Circles Background [email protected] #421
 Dark  CC 0

Retro Circles Background 4

Source GDJ

Leather 1 #13
 Light  CC BY-SA 3.0

A leather pattern with a hint of yellow.

Source Atle Mo

Prismatic Dots Background [email protected] #506
 Noise  CC 0

Prismatic Dots Background 3

Source GDJ

Background pattern 309 (colour 3) #1864
 Red  CC 0

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

Source Firkin

samekomon-02 #2263
 Pink  CC 0

The image is a remix of "edo pattern-samekomon".I changed the color of dots from black to white and added BG in light-brown.

Source Yamachem

[email protected] #952
 Gray  CC BY-SA 3.0

A large pattern with funky shapes and form. An original. Sort of origami-ish.

Source Luuk van Baars

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

Black Linen 2 #103
 Dark  CC BY-SA 3.0

A new take on the black linen pattern. Softer this time.

Source Atle Mo

Tileable Off-white Background #1191
 Concrete  CC BY-SA 3.0

A free tileable background colored in off-white (antique white) color.

Source V. Hartikainen