Abstract Ellipses Background Grayscale #378
 Dark  CC 0

Abstract Ellipses Background Grayscale

Source GDJ

 More Textures
More Rough Wood 1 #1427
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

60º lines #25
 Light  CC BY-SA 3.0

Never out of fashion and so much hotter than the 45º everyone knows, here is a sweet 60º line pattern.

Source Atle Mo

Background pattern 203 #2486
 Brown  CC 0

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

Source Firkin

Chainmail & Iron #1643
 Metal  CC 0

Metal-Processed. CC0 License.

Source Unknow

Cloth & Gray #1621
 Fabric  CC 0

Fabric. CC0 License.

Source Unknow

Gun Metal #360
 Dark  CC BY-SA 3.0

With a name this awesome, how can I go wrong?

Source Nikolay Boltachev

Foggy Birds #579
 Light  CC BY-SA 3.0

Hey, you never know when you’ll need a bird pattern, right?

Source Pete Fecteau

Shine Caro #713
 Grid  CC BY-SA 3.0

It’s like Shine Dotted’s sister, only rotated 45 degrees.

Source mediumidee

Brushed Aluminum 6 #1394
 Metal  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

[email protected] #952
 Gray  CC BY-SA 3.0

A large pattern with funky shapes and form. An original. Sort of origami-ish.

Source Luuk van Baars

Background pattern 314 (colour 2) #1838
 Green  CC 0

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

Source Firkin

Decorative divider 201 #2421
 Dark  CC 0

From a drawing in 'Heroes of North African Discovery', Nancy Meugens, 1894.

Source Firkin

Strawberry pattern #1795
 Red  CC 0

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

Source Firkin

Retro Squares Background [email protected] #795
 Dark  CC 0

Retro Squares Background 9

Source GDJ

Mermaid divider #1970
 Dark  CC 0

From a drawing in 'Line and form', Walter Crane, 1914.

Source Firkin

Background pattern blue #1940
 Blue  CC 0

Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady

Source Firkin

Decorative divider 283 (version 2) #1855
 Dark  CC 0

Remixed from a drawing in 'In an Enchanted Island', William Mallock, 1892.

Source Firkin

Prismatic Curved Diamond Pattern 4 No Background #541
 Diamond  CC 0

Prismatic Curved Diamond Pattern 4 No Background

Source GDJ

Background pattern 41 #262
 Fabric  CC 0

A seamless pattern the starting point for which was a 'light rays' rendering in Paint.net.

Source Firkin

Prismatic Floral Pattern 3 Variation 3 No [email protected] #808
 Noise  CC 0

Prismatic Floral Pattern 3 Variation 3 No Background

Source GDJ

texture hearts pattern #242
 Noise  CC 0

A red heart background texture.

Source GDJ

Prismatic Floral Background #473
 Dark  CC 0

Prismatic Floral Background

Source GDJ

P4 #1111
 Light  CC BY-SA 3.0

I skipped number 3, because it wasn’t all that great. Sorry.

Source Dima Shiper

Colorful Stripes Background #400
 Noise  CC 0

Colorful Stripes Background

Source GDJ

Tree Bark #1182
 Light  CC BY-SA 3.0

This one is something special. I’d call it a flat pattern, too. Very well done, sir!

Source GetDiscount

Background pattern 258 #2135
 Dark  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

Psychedelic Geometric Background No Black #382
 Noise  CC 0

Psychedelic Geometric Background No Black

Source GDJ

Triangular Psychosis 2 #234
 Noise  CC 0

A colorful triangular background, variation 2.

Source GDJ

Escheresque Dark #1064
 Dark  CC BY-SA 3.0

A comeback for you: the popular Escheresque, now in black.

Source Patten