White [email protected] #728
 Grid  CC BY-SA 3.0

A nice and simple white rotated tile pattern.

Source Another One

 More Textures
Dark Blue Gray Wallpaper Texture #901
 Stripes  CC BY-SA 3.0

This seamless background image should look nice on websites. It has a dark blue gray texture with vertical stripes, it tiles seamlessly and, like all of the background images here, it's free. So, if you like it, take it!

Source V. Hartikainen

Diamonds Are [email protected] #184
 Diamond  CC BY-SA 3.0

Sharp diamond pattern. A small 24x18px tile.

Source Tom Neal

Fabric pattern (colour 5) #2398
 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

Lined Paper #1034
 Light  CC BY-SA 3.0

I know there is one here already, but this is sexy!

Source Gjermund Gustavsen

Grunge For Surfaces 6 #1403
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Spiral background 2 (colour 2) #2244
 Colorful  CC 0

Remixed from a raster on Pixabay, that was uploaded by ArtsyBee.

Source Firkin

White Brick [email protected] #594
 Wall  CC BY-SA 3.0

If you’re sick of the fancy 3D, grunge and noisy patterns, take a look at this flat 2D brick wall.

Source Listvetra

Background pattern 315 #1845
 Blue  CC 0

The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

Background pattern 277 (colour) #2031
 Orange  CC 0

A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.

Source Firkin

Brushed Aluminum 7 #1395
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Congruent Pentagon #1307
 Unknow  CC BY-SA 3.0

Inspired by this, I came up with this pattern. Madness!

Source Atle Mo

[email protected] #954
 Dark  CC BY-SA 3.0

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

Source Norbert Levajsics

pattern cleanup filtered #151
 Noise  CC 0

With a fabric filter added.Tags

Source Lazur URH

More Rough Wood 6 #1432
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Church #633
 Paper  CC BY-SA 3.0

I have no idea what J Boo means by this name, but hey – it’s hot.

Source j Boo

Asfault 4 #1383
 Dark  CC 0

Gamedev - Asphalt textures. CC0 License.

Source Davit Masia

Background pattern 259 (colour 5) #2098
 Pink  CC 0

Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

Pattern & Plywood #1347
 Wood  CC 0

CC0 for Free, hope you like it.

Source Yethiel

Decorative divider 242 #2083
 Dark  CC 0

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

Source Firkin

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

A repeating background with wood/straw like texture.

Source V. Hartikainen

Gray Textile Background #1168
 Fabric  CC BY-SA 3.0

A gray background pattern with a texture of textile. Suits perfectly for web design.

Source V. Hartikainen

Moss #1290
 Wall  CC 0

ZeroCC tileable moss texture, photographed and made by me. CC0

Source Sojan Janso

Background pattern 315 (colour 4) #1842
 Colorful  CC 0

The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

Prismatic Triangular Background Design Mark II [email protected] #788
 Dark  CC 0

Prismatic Triangular Background Design Mark II 5

Source GDJ

Video Game Website Background #1327
 Green  CC BY-SA 3.0

This background pattern has futuristic look. So, maybe it could be used on websites or blogs dedicated to video games?!

Source V. Hartikainen

Leafy design 18 (colour)@2XaFloral design 96 (colour) #1787
 Green  CC 0

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

Source Firkin

Green Web Background, Seamless tile #1332
 Green  CC BY-SA 3.0

Green Web Background, Seamless tile.

Source V. Hartikainen