Tessellation 15 (colour 2) #2221
 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

 More Textures
White Wall [email protected] #1021
 Wall  CC BY-SA 3.0

A new one called white wall, not by me this time.

Source Yuji Honzawa

Prismatic Geometric Pattern Background No [email protected] #786
 Noise  CC 0

Prismatic Geometric Pattern Background No Black

Source GDJ

"Beige Wall", Tileable Background #1189
 Concrete  CC BY-SA 3.0

This beige background pattern resembles a concrete wall with engravings or something similar to it.

Source V. Hartikainen

Interlocking pattern 3 #2406
 Grid  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.

Source Firkin

Black Linen [email protected] #104
 Dark  CC BY-SA 3.0

A new take on the black linen pattern. Softer this time.

Source Atle Mo

Asfault 3 #1382
 Dark  CC 0

Gamedev - Asphalt textures. CC0 License.

Source Davit Masia

A dark wool background pattern with diagonal stripes #907
 Stripes  CC BY-SA 3.0

Feel free to download and use it, or see the rest of the dark background patterns that I have made. Anyway, I hope you will find something that you like.

Source V. Hartikainen

Triangular #1156
 Gray  CC BY-SA 3.0

Dare I call this a «flat pattern»? Probably not.

Source Dax Kieran

Stone Wall & Red #1506
 Red  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Background pattern 6 #226
 Noise  CC 0

A pattern derived from part of a fractal rendering in Paint.net.

Source Firkin

Prismatic Geometric Pattern Background No Black #408
 Noise  CC 0

Prismatic Geometric Pattern Background No Black

Source GDJ

Rice Paper #3 #1187
 Paper  CC BY-SA 3.0

Oh yes, it happened! A pattern in full color.

Source Atle Mo

Rubber Grip #101
 Dark  CC BY-SA 3.0

A very slick dark rubber grip pattern, sort of like the grip on a camera.

Source Sinisha

Dotnoise Light [email protected] #309
 Wall  CC BY-SA 3.0

Sort of like the back of a wooden board. Light, subtle, and stylish, just the way we like it!

Source Nikolalek

Metal & Gray Stone #1656
 Metal  CC 0

Metal-Rusty. CC0 License.

Source Unknow

Perforated White [email protected] #636
 Light  CC BY-SA 3.0

A bit of scratched up grayness. Always good.

Source Dmitry

Fabric Pattern with Stitch Holes #1163
 Fabric  CC BY-SA 3.0

A grayscale fabric pattern with vertical lines of stitch holes.

Source V. Hartikainen

Page ornament #1989
 Dark  CC 0

Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.

Source Firkin

Floral Abstract Pattern Background #217
 Noise  CC 0

PDP

Source GDJ

Rustymetal Bump #1648
 Metal  CC 0

Metal-Rusty. CC0 License.

Source Unknow

Background Patterns Lazuli #253
 Fabric  CC 0

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

Source Viscious-Speed

Concretia 8 #1415
 Gray  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

Wood Texture 1 #1430
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Prismatic Dots Background [email protected] #514
 Dark  CC 0

Prismatic Dots Background 7

Source GDJ

Background pattern #1942
 Brown  CC 0

Formed by distorting an image on Pixabay that was uploaded by gustavorezende. To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.

Source Firkin

Floors & Black #1612
 Wall  CC 0

Floors-Tiles. CC0 License.

Source Unknow

Light [email protected] #60
 Light  CC BY-SA 3.0

Light honeycomb pattern made up of the classic hexagon shape.

Source Federica Pelzel

Background pattern 313 #1858
 Dark  CC 0

Background pattern originally a PNG drawn in Paint.net

Source Firkin

Background pattern [email protected] #562
 Dark  CC 0

Background pattern 104

Source Firkin

Prismatic Dots [email protected] #502
 Noise  CC 0

Prismatic Dots Background

Source GDJ