Background pattern 227 (colour 5) #2310
 Colorful  CC 0

A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.

Source Firkin

 More Textures
Floral flourish #1816
 Dark  CC 0

Derived from a JPG that was uploaded to Pixabay by ractapopulous

Source Firkin

Tall plant #1818
 Dark  CC 0

From a drawing in 'The Christian Year', John Keble, 1880

Source Firkin

Wavy background #2019
 Colorful  CC 0

CC0 and a seamless pattern from a tile drawn in Paint.net .

Source SliverKnight

Black Wall #1267
 Wall  CC 0

Zero CC asphalt, pavement, texture, photographed and made by me. CC0 WARNING I FOUND A SEAM ON THIS TEXTURE

Source Sojan Janso

Zodiac pattern (black background) #267
 Dark  CC 0

A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I. Version with black background.

Source Firkin

Subtle Striped Brown Background Pattern #940
 Stripes  CC BY-SA 3.0

Here's a brown background pattern with subtle stripes. I hope you'll like the color. If not, feel free to change it using an image editor, if you know how of course. Personally, I'm using GIMP to create these backgrounds.

Source V. Hartikainen

Brushed Aluminum 6 #1394
 Metal  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Prismatic Curved Diamond Pattern 8 No Background #549
 Dark  CC 0

Prismatic Curved Diamond Pattern 8 No Background

Source GDJ

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

Background pattern 2 #221
 Noise  CC 0

A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.

Source Firkin

Background pattern 328 (colour 5) #1797
 Blue  CC 0

To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i

Source Firkin

Prismatic Curved Diamond Pattern 6 No [email protected] #546
 Dark  CC 0

Prismatic Curved Diamond Pattern 6 No Background

Source GDJ

Blue Gray Fabric Like Texture #934
 Stripes  CC BY-SA 3.0

A blue gray fabric-like texture for websites. An yet another fabric-like texture. It has subtle vertical and diagonal stripes to it.

Source V. Hartikainen

Background pattern 66 #195
 Wall  CC 0

A background pattern drawn in Inkscape.

Source Firkin

"Cork Board", Seamless Background For Websites #875
 Wood  CC BY-SA 3.0

Seamless Background For Websites. It has a texture similar to cork-board.

Source V. Hartikainen

Stacked Circles #673
 Light  CC BY-SA 3.0

A simple circle. That’s all it takes. This one is even transparent, for those who like that.

Source Saqib

[email protected] #830
 Dark  CC BY-SA 3.0

Not the Rebel alliance, but a dark textured pattern.

Source Hendrik Lammers

Hexabump #953
 Dark  CC BY-SA 3.0

Hexagonal dark 3D pattern. What more can you ask for?

Source Norbert Levajsics

Prismatic Curved Diamond Pattern 5 No Background #543
 Diamond  CC 0

Prismatic Curved Diamond Pattern 5 No Background

Source GDJ

Wood Texture 4 #1442
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Abstract Stars Geometric Pattern Prismatic No [email protected] #810
 Noise  CC 0

Abstract Stars Geometric Pattern Prismatic No Background

Source GDJ

Square ornament 37 (colour) #2176
 Colorful  CC 0

Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.

Source Firkin

Block Well #1698
 Colorful  CC 0

Background Wall, Art Abstract, Block Well & CC0 texture.

Source Ractapopulous

Prismatic Hypnotic Pattern No [email protected] #572
 Noise  CC 0

Prismatic Hypnotic Pattern No Background

Source GDJ

Worn [email protected] #710
 Fabric  CC BY-SA 3.0

These dots are already worn for you, so you don’t have to.

Source Matt McDaniel

Iron [email protected] #588
 Dark  CC BY-SA 3.0

Sounds like something from World of Warcraft. Has to be good.

Source Tony Kinard