Vintage Clay Tile 3 #1460
 Unknow  CC 0

Gamedev - Roofs Textures. CC0 License.

Source Davit Masia

 More Textures
Background pattern 236 #2249
 Dark  CC 0

Seamless pattern the basic tile for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

Squared Metal #1207
 Gray  CC BY-SA 3.0

Metal. Squared style.

Source doot0

Background pattern 302 #1894
 Red  CC 0

The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.

Source Firkin

Gold Wall & Black #1251
 Wall  CC 0

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

Source Sojan Janso

Green Dust & Scratches #107
 Wall  CC BY-SA 3.0

Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.

Source Atle Mo

Prismatic Curved Diamond Pattern 6 No Background #545
 Dark  CC 0

Prismatic Curved Diamond Pattern 6 No Background

Source GDJ

Rushes divider #2152
 Dark  CC 0

From a drawing in 'Hundert Jahre in Wort und Bild', S. Stefan, 1899.

Source Firkin

Colourful bricks pattern (no background) #265
 Noise  CC 0

Original minus the background

Source Firkin

Grunge Wall #81
 Wall  CC BY-SA 3.0

Light gray grunge wall with a nice texture overlay.

Source Adam Anlauf

Fruit on a branch #1968
 Dark  CC 0

From a drawing in 'Line and form', Walter Crane, 1914.

Source Firkin

Cardboard Flat #961
 Gray  CC BY-SA 3.0

Not a flat you live inside, like in the UK – but a flat piece of cardboard.

Source Appleshadow

Decorative divider 231 #2149
 Dark  CC 0

From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.

Source Firkin

Prismatic Groovy Concentric Background No [email protected] #452
 Noise  CC 0

Prismatic Groovy Concentric Background No Black

Source GDJ

[email protected] #46
 Paper  CC BY-SA 3.0

Looks a bit like concrete with subtle specks spread around the pattern.

Source Mladjan Antic

HIXS [email protected] #610
 Dark  CC BY-SA 3.0

Heavy depth and shadows here, but might work well on some mobile apps.

Source Damian Rivas

Floors & Dark #1617
 Wall  CC 0

Floors-Tiles. CC0 License.

Source Unknow

Natural [email protected] #834
 Paper  CC BY-SA 3.0

You know I’m a sucker for these. Well-crafted paper pattern.

Source Mihaela Hinayon

Colorful Floral Background [email protected] #484
 Dark  CC 0

Colorful Floral Background 3

Source GDJ

"Brown Stone", Seamless Web Texture #1030
 Stone  CC BY-SA 3.0

This background texture resembles stone. It may be used as a background on web pages or on some of their html elements (header, borders, menu bar, etc.). Just modify it for your needs.

Source V. Hartikainen

Background Patterns - Ebony #249
 Fabric  CC 0

If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117

Source Viscious-Speed

Grunge For Surfaces 1 #1398
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Diamond pattern (colour 6) #2280
 Yellow  CC 0

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

Source Firkin

Colorful Floral Background 2 #487
 Dark  CC 0

Colorful Floral Background 2

Source GDJ

Tactile Paving A1 #2121
 Wall  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Long Wood #1287
 Wood  CC 0

ZeroCC tileable book pages, from the side. CC0

Source Sojan Janso

Background pattern 29 #200
 Dark  CC 0

Pattern produced in Paint.net using the Vibrato plug-in.

Source Firkin

Soft Pad #613
 Fabric  CC BY-SA 3.0

Bumps, highlight and shadows – all good things.

Source Badhon Ebrahim

Hoffman #1152
 Wall  CC BY-SA 3.0

Did anyone say The Hoff? This pattern is in no way related to Baywatch.

Source Josh Green

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

Knitted [email protected] #604
 Grid  CC BY-SA 3.0

A bit like some carbon, or knitted netting if you will.

Source Anna Litvinuk