[email protected] #576
 Dark  CC BY-SA 3.0

Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!

Source Dertig Media

 More Textures
Wall #1249
 Wall  CC 0

Zerro CC tillable texture of stones photographed and made by me. CC0

Source Sojan Janso

Bright Squares #87
 Light  CC BY-SA 3.0

It’s okay to be square! A nice light gray pattern with random squares.

Source Waseem Dahman

Diamond pattern 2 #2268
 Red  CC 0

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

Source Firkin

Green Subtle Web Texture #1334
 Green  CC BY-SA 3.0

A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).

Source V. Hartikainen

Cover Cells Book #1277
 Red  CC 0

Zero CC tileable hard cover cells book texture, 4k, scanned and made by me. CC0

Source Sojan Janso

Background pattern 225 (colour 4) #2324
 Green  CC 0

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

Source Firkin

Background pattern 242 #2203
 Red  CC 0

Random colour tile.

Source Firkin

Stacked Circles #673
 Light  CC BY-SA 3.0

A simple circle. That’s all it takes. This one is even transparent, for those who like that.

Source Saqib

Batthern #324
 Grid  CC BY-SA 3.0

Sometimes simple really is what you need, and this could fit you well.

Source Factorio.us Collective

Tessellation 15 (colour 3) #2220
 Red  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

Little Pluses #73
 Light  CC BY-SA 3.0

Subtle grunge and many little pluses on top.

Source Atle Mo

Seamless Core Pattern 10 #171
 Dark  CC 0

Seamless Core Pattern 10

Source GDJ

Background pattern 312 (colour 2) #1859
 Red  CC 0

Alternative colour scheme

Source Firkin

Stone Wall & Dark #1544
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

White [email protected] #132
 Light  CC BY-SA 3.0

Not the most creative name, but it’s a good all-purpose light background.

Source Dmitry

Subtle [email protected] #90
 Light  CC BY-SA 3.0

This is so subtle: We’re talking 1% opacity. Get your squint on!

Source Atle Mo

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

Kuji #689
 Fabric  CC BY-SA 3.0

An interesting and original pattern from Josh.

Source Josh Green

Sativa #1306
 Dark  CC BY-SA 3.0

Honestly, who does not like a little pipe and mustache?

Source Luca Errico

Low Contrast Linen #863
 Dark  CC BY-SA 3.0

A smooth mid-tone gray, or low contrast if you will, linen pattern.

Source Jordan Pittman

Flowery pattern 3 (BW) #2331
 Dark  CC 0

Adapted from a jpg on Pixabay.

Source Firkin

Carbon Fiber Big #326
 Carbon  CC BY-SA 3.0

Bigger is better, right? So here you have some large carbon fiber.

Source Factorio.us Collective

Sandpaper #1177
 Paper  CC BY-SA 3.0

It is what it is, sandpaper.

Source Atle Mo

Leaded glass background (colour 4) #2051
 Colorful  CC 0

Seamless pattern the tile.

Source Firkin

Chipboard 3 #2193
 Wood  CC 0

Seamless texture made from a raster image on Pixabay

Source Firkin

Fabric pattern 2 (colour 4) #2393
 Fabric  CC 0

Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

Starting Diamond [email protected] #138
 Light  CC 0

Simple blue and line to mix.

Source SliverKnight