Noisy Net #976
 Dark  CC BY-SA 3.0

Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.

Source Tom McArdle

 More Textures
Acid Rot & Black #1663
 Metal  CC 0

Metal-Rusty. CC0 License.

Source Unknow

Tex2res5 #725
 Fabric  CC BY-SA 3.0

Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.

Source Janos Koos

Decorative divider 205 #2381
 Dark  CC 0

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

Source Firkin

Gray Striped Fabric Pattern #1170
 Fabric  CC BY-SA 3.0

Here's a new gray "fabric" pattern. Use it as backgrounds for websites or for other purposes.

Source V. Hartikainen

Grass #1286
 Unknow  CC 0

Zero CC tileable dry grass texture, photographed and made by me. CC0

Source Sojan Janso

Metal & Red #1655
 Metal  CC 0

Metal-Rusty. CC0 License.

Source Unknow

Wood 8 #1452
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Background pattern 215 (colour 4) #2368
 Green  CC 0

A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.

Source Firkin

Fake Brick #358
 Dark  CC BY-SA 3.0

Black, simple, elegant, and useful.

Source Marat

Cream Pixels #1144
 Light  CC BY-SA 3.0

If you don’t like cream and pixels, you’re in the wrong place.

Source Mizanur Rahman

Background pattern 112 #263
 Fabric  CC 0

A seamless pattern with a unit cell drawn as a bitmap in Paint.net and vectorized in Vector Magic.

Source Firkin

Plain & Wood #1356
 Wood  CC 0

CC0 for Free, hope you like it.

Source Yethiel

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

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

Source Anna Litvinuk

Prismatic Geometric Tessellation Pattern 3 No Background #555
 Noise  CC 0

Prismatic Geometric Tessellation Pattern 3 No Background

Source GDJ

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

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

Source Firkin

Skeletal [email protected] #932
 Light  CC BY-SA 3.0

Imagine you zoomed in 1000X on some fabric. But then it turned out to be a skeleton!

Source Angelica

Concrete Seamless #1341
 Stone  CC BY-SA 3.0

Concrete: back and better than ever.

Source Anchour

Carbon Fiber #3
 Carbon  CC BY-SA 3.0

A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.

Source Atle Mo

Lock and key pattern #1884
 Yellow  CC 0

Seamless pattern formed from a key and lock.

Source Firkin

fishnet seamless pattern #2483
 Grid  CC 0

The image is a seamless pattern of a fishnet.

Source Yamachem

Fabric pattern 3 (colour 6) #2382
 Fabric  CC 0

Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

Flowers tile #2363
 Dark  CC 0

A seamless design of flowers remixed from a jpg on Pixabay by Prawny.

Source Firkin

[email protected] #724
 Fabric  CC BY-SA 3.0

Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.

Source Janos Koos

Light Wall #1265
 Wall  CC 0

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

Source Sojan Janso

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

Same flowers, dark background

Source Firkin

Mix & Black Pattern #1632
 Metal  CC 0

Metal-Plain or Painted. CC0 License.

Source Unknow

Grunge For Surfaces 10 #1407
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia