Background pattern 314 #1839
 Yellow  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

 More Textures
[email protected] #664
 Paper  CC BY-SA 3.0

This is so subtle I hope you can see it! Tweak at will.

Source Alexandre Naud

Background pattern 259 (colour 2) #2132
 Green  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

Decorative divider 272 #1925
 Dark  CC 0

Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.

Source Firkin

Stone Wall & Dark #1529
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Wood 4 #1447
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Ecailles #1042
 Light  CC BY-SA 3.0

Almost like little fish shells, or dragon skin.

Source Graphiste

Feathered #1324
 Unknow  CC BY-SA 3.0

This is sort of fresh, but still feels a bit old school.

Source Martuchox

Concretia 9 #1416
 Gray  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

Tall plant #1818
 Dark  CC 0

From a drawing in 'The Christian Year', John Keble, 1880

Source Firkin

Pinstriped [email protected] #666
 Dark  CC BY-SA 3.0

Just like your old suit, all striped and smooth.

Source Alex Berkowitz

Wood Texgen 5 #1439
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Stone Wall & Yellow #1555
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Inspiration Geometry #1175
 Unknow  CC BY-SA 3.0

This one is rather fun and playful. The 2X could be used at 1X too!

Source Welsley

Background pattern 223 (colour 3) #2351
 Green  CC 0

Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.

Source Firkin

Prismatic Curved Diamond Pattern 3 No [email protected] #540
 Diamond  CC 0

Prismatic Curved Diamond Pattern 3 No Background

Source GDJ

Fake Brick #358
 Dark  CC BY-SA 3.0

Black, simple, elegant, and useful.

Source Marat

Checkered Light Emboss #280
 Grid  CC BY-SA 3.0

Sort of like the Photoshop transparent background, but better!

Source Alex Parker

Wavy background #2021
 Pink  CC 0

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

Source SliverKnight

Wall #1362
 Wall  CC 0

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

Source Linolafett

Greek key pattern 5 #2294
 Dark  CC 0

Seamless pattern made from a tile that can be obtained in Inkscape by selecting the rectangle and using shift+alt+i.

Source Firkin

Stone Wall & Yellow #1517
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Retro Circles Background 8 No [email protected] #438
 Dark  CC 0

Retro Circles Background 8 No Black

Source GDJ

Dungeons & Flagons 2 #1418
 Diamond  CC 0

Gamedev - Floors Textures. CC0 License.

Source Davit Masia

Stone Wall & Gray #1561
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Dirty #1372
 Green  CC 0

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

Source Linolafett

Diamond pattern 2 (colour 5) #2264
 Blue  CC 0

From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

R.I.P Steve Jobs #292
 Paper  CC BY-SA 3.0

He influenced us all. “Don’t be sad because it’s over. Smile because it happened.”

Source Atle Mo

Vintage tile background (colour 3) #2246
 Green  CC 0

A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.

Source Firkin

Decorative divider 205 #2381
 Dark  CC 0

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

Source Firkin

White Brick Wall #593
 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