Elegant Grid #316
 Wall  CC BY-SA 3.0

This is a hot one. Small, sharp and unique.

Source GraphicsWall

 More Textures
Prismatic Floral Background No [email protected] #476
 Light  CC 0

Prismatic Floral Background No Black

Source GDJ

Vintage Clay Tile 1 #1458
 Unknow  CC 0

Gamedev - Roofs Textures. CC0 License.

Source Davit Masia

Mix & Gray Pattern #1631
 Metal  CC 0

Metal-Plain or Painted. CC0 License.

Source Unknow

Background pattern 226 (colour 5) #2317
 Blue  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

Diamond pattern 2 #2268
 Red  CC 0

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

Source Firkin

Diagonal [email protected] #1007
 Gray  CC BY-SA 3.0

It has waves, so make sure you don’t get sea sickness.

Source CoolPatterns

Diminishing design 5 #1725
 Blue  CC 0

Adapted from an image that was uploaded to Pixabay by Anerma.

Source Firkin

Debut [email protected] #1015
 Dark  CC BY-SA 3.0

Same classic 45-degree pattern, dark version.

Source Luke McDonald

Cake pattern #2480
 Colorful  CC 0

A seamless pattern formed from miutopia's cakes on a tablecloth.

Source Firkin

[email protected] #644
 Dark  CC BY-SA 3.0

Classy golf-pants pattern, or crossed stripes if you will.

Source Will Monson

Subtle Stripes #751
 Stripes  CC BY-SA 3.0

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

Source Raasa

Chain background #2063
 Dark  CC 0

Remixed from a drawing in 'Canadian forest industries July-December', 1915

Source Firkin

Gray Sand #17
 Dark  CC BY-SA 3.0

A dark gray, sandy pattern with small light dots, and some angled strokes.

Source Atle Mo

Seamless Green Curtain Background #1333
 Green  CC BY-SA 3.0

A free seamless background image with abstract texture of green "curtain".

Source V. Hartikainen

Retro Squares Background 7 #397
 Noise  CC 0

Retro Squares Background 7

Source GDJ

Large Leather #649
 Paper  CC BY-SA 3.0

More leather, and this time it’s bigger! You know, in case you need that.

Source Elemis

Prismatic Groovy Concentric [email protected] #450
 Noise  CC 0

Prismatic Groovy Concentric Background

Source GDJ

Carbon Fiber Big #326
 Carbon  CC BY-SA 3.0

Bigger is better, right? So here you have some large carbon fiber.

Source Factorio.us Collective

Wall #1249
 Wall  CC 0

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

Source Sojan Janso

Decorative divider 223 #2207
 Dark  CC 0

Inspired by a design found in 'Konstantinápolyi emlékeim', Miklos Chriszto, 1893.

Source Firkin

Abstract Arbitrary Geometric Background #497
 Noise  CC 0

Abstract Arbitrary Geometric Background derived from an image on Pixabay.

Source GDJ

Brick #1376
 Wall  CC 0

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

Source Linolafett

Dark Brown Wood Background (Tile-able) #886
 Wood  CC BY-SA 3.0

Tile-able Dark Brown Wood Background. Feel free to use it as a background image in your designs or somewhere on the web. By the way, the color seems to be close to Coffee Brown.

Source V. Hartikainen

Greek key pattern 5 #2294
 Dark  CC 0

Seamless pattern made from a tile that can be obtained in Inkscape by selecting the rectangle and using shift+alt+i.

Source Firkin

Background pattern 308 (colour 2) #1871
 Green  CC 0

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

Source Firkin

Plain & Pine Green #1359
 Wood  CC 0

CC0 for Free, hope you like it.

Source Yethiel

Stone Wall & Dark #1539
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Steel & Gray #1639
 Metal  CC 0

Metal-Plain or Painted. CC0 License.

Source Unknow

Handmade Paper #37
 Paper  CC BY-SA 3.0

White handmade paper pattern with small bumps.

Source Marquis