Background pattern 256 (colour) #2138
 Red  CC 0

Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i

Source Firkin

 More Textures
Background pattern 334 (colour) #1730
 Red  CC 0

Derived from an image that was uploaded to Pixabay by Kaz

Source Firkin

Dark Brick Pattern #1032
 Stone  CC BY-SA 3.0

A seamless pattern of dark bricks. Maybe it's not very realistic, but it looks good in my opinion.

Source V. Hartikainen

Wall #1360
 Wall  CC 0

Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!

Source Linolafett

Lead glass tile #2048
 Colorful  CC 0

Mostly just mucked about with the colours and made one of the paths in the lead frame opaque. The glass remains transparent.

Source Firkin

Colorful Floral Background 2 #487
 Dark  CC 0

Colorful Floral Background 2

Source GDJ

Retro Squares Background [email protected] #799
 Dark  CC 0

Retro Squares Background 5

Source GDJ

Retro Intro #893
 Gray  CC BY-SA 3.0

A slightly more textured pattern, medium gray. A bit like a potato sack?

Source Bilal Ketab

Background pattern 273 #2042
 Dark  CC 0

Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.

Source Firkin

Floral background 6 #2226
 Colorful  CC 0

A seamless floral pattern.

Source Firkin

Wavy background #2018
 Colorful  CC 0

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

Source SliverKnight

Metal Pole Rusty & Yellow #1651
 Metal  CC 0

Metal-Rusty. CC0 License.

Source Unknow

Wood Texgen 5 #1439
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Kaleidoscope Prismatic Abstract No [email protected] #807
 Noise  CC 0

Kaleidoscope Prismatic Abstract No Background

Source GDJ

Subtle [email protected] #926
 Light  CC BY-SA 3.0

Super subtle indeed, a medium gray pattern with tiny dots in a grid.

Source Designova

Atomicfrogs #1670
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Decorative divider 205 #2381
 Dark  CC 0

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

Source Firkin

Brushed [email protected] #68
 Light  CC BY-SA 3.0

A light brushed aluminum pattern for your pleasure.

Source Tim Ward

regular hexagon pattern #2541
 Grid  CC 0

The image depicts a pattern of regular hexagon.As I made to use it for myself,I want to others to use it.Speaking about the ratio of the image, height : width = 2 : √3(1.732...)Ridiculous to say,I realized later that this image is not honey comb pattern.I have to slide the second row.

Source Yamachem

Wavy background #2013
 Pink  CC 0

A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic

Source Firkin

Tessellation 15 (colour) #2222
 Blue  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

Asfault 7 #1386
 Dark  CC 0

Gamedev - Asphalt textures. CC0 License.

Source Davit Masia

Retro Circles Background 5 No [email protected] #427
 Noise  CC 0

Retro Circles Background 5 No Black

Source GDJ

Background pattern 7 (grey) #206
 Dark  CC 0

Greyscale version of a pattern that came out of playing with the 'slinky' plug-in for Paint.net

Source Firkin

Pewter & Gray #1637
 Metal  CC 0

Metal-Plain or Painted. CC0 License.

Source Unknow

Light [email protected] #760
 Paper  CC BY-SA 3.0

Has nothing to do with toast, but it’s nice and subtle.

Source Pippin Lee

Prismatic Floral Background #473
 Dark  CC 0

Prismatic Floral Background

Source GDJ

Spotted Light Yellow BG Pattern #1216
 Yellow  CC BY-SA 3.0

This light yellow background pattern consists of an irregular pattern of spots. Here's a light background pattern with yellowish tint.

Source V. Hartikainen

Decorative divider 211 #2362
 Dark  CC 0

From a drawing in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.

Source Firkin

Background pattern 250 (colour 2) #2170
 Blue  CC 0

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

Source Firkin

Climpek #775
 Grid  CC BY-SA 3.0

Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.

Source Wassim