Concretia 6 #1413
 Gray  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

 More Textures
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

Background pattern 7 #227
 Noise  CC 0

Pattern that came out of playing with the 'slinky' plug-in for Paint.net

Source Firkin

Wild Flowers #1181
 Gray  CC BY-SA 3.0

Tiny little flowers growing on your screen. Nice, huh?

Source Themes Tube

Tessellation 16 (colour 5) #2211
 Yellow  CC 0

The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.

Source Firkin

Floral design 86 #1885
 Dark  CC 0

From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.

Source Firkin

White Plaster #368
 Wall  CC BY-SA 3.0

Sweet and subtle white plaster with hints of noise and grunge.

Source Phil Maurer

Absurdity #825
 Light  CC BY-SA 3.0

Bit of a strange name on this one, but still nice. Tiny gray square things.

Source Carlos Valdez

Stone Wall & Green #1532
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

pattern cleanup filtered #151
 Noise  CC 0

With a fabric filter added.Tags

Source Lazur URH

Prismatic Geometric Pattern Background #407
 Noise  CC 0

Prismatic Geometric Pattern Background

Source GDJ

Lined Paper #1034
 Light  CC BY-SA 3.0

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

Source Gjermund Gustavsen

Soft Wallpaper #95
 Wall  CC BY-SA 3.0

Coming in at 666x666px, this is an evil big pattern, but nice and soft at the same time.

Source Atle Mo

Decorative divider 230 #2150
 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

Zig-zag pattern 4 #2415
 Grid  CC 0

A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.

Source Firkin

Colorful Stripes Background #992
 Stripes  CC BY-SA 3.0

Free tiled background with colorful stripes and white splatter.

Source V. Hartikainen

Black Mamba #57
 Dark  CC BY-SA 3.0

The name alone is awesome, but so is this sweet dark pattern.

Source Federica Pelzel

Spiral pattern 3 #1934
 Dark  CC 0

From a drawing in 'Danmarks Riges Historie af J. Steenstrup, Kr. Erslev, A. Heise, V. Mollerup, J. A. Fridericia, E. Holm, A. D. Jørgensen', 1897.

Source Firkin

My Little Plaid #332
 Light  CC BY-SA 3.0

Repeating squares overlapping.

Source Pete Fecteau

Diagonal [email protected] #182
 Fabric  CC BY-SA 3.0

A simple but elegant classic. Every collection needs one of these.

Source Christopher Burton

Tri-weave #1692
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Leaftrim #1683
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Stone Wall & Yellow #1517
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Background pattern 208 (colour 2) #2462
 Grid  CC 0

A seamless pattern created from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.

Source Firkin

Brushed Aluminum 6 #1394
 Metal  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Redox [email protected] #850
 Light  CC BY-SA 3.0

Bright gray tones with a hint of some metal surface.

Source Hendrik Lammers

AG Square #1068
 Light  CC BY-SA 3.0

As simple as it gets: gray lines crossing.

Source Erikdel

Background pattern 234 (colour 2) #2258
 Green  CC 0

Drawn in Paint.net and vectorised in Vector Magic.

Source Firkin

Dark Denim 3 #595
 Dark  CC BY-SA 3.0

This is the third pattern called Dark Denim, but hey, we all love them!

Source Brandon Jacoby